Home / 62,778.83-94,600.10-51,929.69

Finding the Fourth Proportional to 62,778.83, 94,600.10 and 51,929.69

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Solution

The fourth proportional to 62,778.83, 94,600.10 and 51,929.69 is: 78,251.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,778.83 : 94,600.10 = 51,929.69 : x
  2. Step 2: Convert to fraction form
    62,778.83/94,600.10 = 51,929.69/x
  3. Step 3: Cross multiply
    62,778.83x = 94,600.10 × 51,929.69
  4. Step 4: Simplify right side
    62,778.83x = 4,912,553,866.97
  5. Step 5: Solve for x
    x = 4,912,553,866.97/62,778.83
  6. Step 6: Final answer
    x = 78,251.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.