Home / 62,487.18-86,200.02-42,337.17

Finding the Fourth Proportional to 62,487.18, 86,200.02 and 42,337.17

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Solution

The fourth proportional to 62,487.18, 86,200.02 and 42,337.17 is: 58,403.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,487.18 : 86,200.02 = 42,337.17 : x
  2. Step 2: Convert to fraction form
    62,487.18/86,200.02 = 42,337.17/x
  3. Step 3: Cross multiply
    62,487.18x = 86,200.02 × 42,337.17
  4. Step 4: Simplify right side
    62,487.18x = 3,649,464,900.74
  5. Step 5: Solve for x
    x = 3,649,464,900.74/62,487.18
  6. Step 6: Final answer
    x = 58,403.42

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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.