Home / 58,572.12-80,769.11-50,102.28

Finding the Fourth Proportional to 58,572.12, 80,769.11 and 50,102.28

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Solution

The fourth proportional to 58,572.12, 80,769.11 and 50,102.28 is: 69,089.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,572.12 : 80,769.11 = 50,102.28 : x
  2. Step 2: Convert to fraction form
    58,572.12/80,769.11 = 50,102.28/x
  3. Step 3: Cross multiply
    58,572.12x = 80,769.11 × 50,102.28
  4. Step 4: Simplify right side
    58,572.12x = 4,046,716,564.57
  5. Step 5: Solve for x
    x = 4,046,716,564.57/58,572.12
  6. Step 6: Final answer
    x = 69,089.47

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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.