Home / 72,092.16-99,432.36-62,037.54

Finding the Fourth Proportional to 72,092.16, 99,432.36 and 62,037.54

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Solution

The fourth proportional to 72,092.16, 99,432.36 and 62,037.54 is: 85,564.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,092.16 : 99,432.36 = 62,037.54 : x
  2. Step 2: Convert to fraction form
    72,092.16/99,432.36 = 62,037.54/x
  3. Step 3: Cross multiply
    72,092.16x = 99,432.36 × 62,037.54
  4. Step 4: Simplify right side
    72,092.16x = 6,168,539,010.79
  5. Step 5: Solve for x
    x = 6,168,539,010.79/72,092.16
  6. Step 6: Final answer
    x = 85,564.63

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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.