Home / 102,333.72-141,220.77-59,321.52

Finding the Fourth Proportional to 102,333.72, 141,220.77 and 59,321.52

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Solution

The fourth proportional to 102,333.72, 141,220.77 and 59,321.52 is: 81,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,333.72 : 141,220.77 = 59,321.52 : x
  2. Step 2: Convert to fraction form
    102,333.72/141,220.77 = 59,321.52/x
  3. Step 3: Cross multiply
    102,333.72x = 141,220.77 × 59,321.52
  4. Step 4: Simplify right side
    102,333.72x = 8,377,430,731.97
  5. Step 5: Solve for x
    x = 8,377,430,731.97/102,333.72
  6. Step 6: Final answer
    x = 81,863.83

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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.