Home / 58,097.40-80,171.28-34,218.60

Finding the Fourth Proportional to 58,097.40, 80,171.28 and 34,218.60

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Solution

The fourth proportional to 58,097.40, 80,171.28 and 34,218.60 is: 47,219.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,097.40 : 80,171.28 = 34,218.60 : x
  2. Step 2: Convert to fraction form
    58,097.40/80,171.28 = 34,218.60/x
  3. Step 3: Cross multiply
    58,097.40x = 80,171.28 × 34,218.60
  4. Step 4: Simplify right side
    58,097.40x = 2,743,348,961.81
  5. Step 5: Solve for x
    x = 2,743,348,961.81/58,097.40
  6. Step 6: Final answer
    x = 47,219.82

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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.