Home / 58,132.92-80,202.81-38,001.42

Finding the Fourth Proportional to 58,132.92, 80,202.81 and 38,001.42

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Solution

The fourth proportional to 58,132.92, 80,202.81 and 38,001.42 is: 52,428.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,132.92 : 80,202.81 = 38,001.42 : x
  2. Step 2: Convert to fraction form
    58,132.92/80,202.81 = 38,001.42/x
  3. Step 3: Cross multiply
    58,132.92x = 80,202.81 × 38,001.42
  4. Step 4: Simplify right side
    58,132.92x = 3,047,820,667.99
  5. Step 5: Solve for x
    x = 3,047,820,667.99/58,132.92
  6. Step 6: Final answer
    x = 52,428.48

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Half scale
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Double scale
Find fourth proportional to 58,133.92, 80,204.19 and 38,002.42
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.