Home / 96,443.78-133,061.66-62,478.30

Finding the Fourth Proportional to 96,443.78, 133,061.66 and 62,478.30

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Solution

The fourth proportional to 96,443.78, 133,061.66 and 62,478.30 is: 86,200.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,443.78 : 133,061.66 = 62,478.30 : x
  2. Step 2: Convert to fraction form
    96,443.78/133,061.66 = 62,478.30/x
  3. Step 3: Cross multiply
    96,443.78x = 133,061.66 × 62,478.30
  4. Step 4: Simplify right side
    96,443.78x = 8,313,466,311.98
  5. Step 5: Solve for x
    x = 8,313,466,311.98/96,443.78
  6. Step 6: Final answer
    x = 86,200.13

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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.