Home / 102,265.94-141,081.45-59,805.74

Finding the Fourth Proportional to 102,265.94, 141,081.45 and 59,805.74

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Solution

The fourth proportional to 102,265.94, 141,081.45 and 59,805.74 is: 82,505.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,265.94 : 141,081.45 = 59,805.74 : x
  2. Step 2: Convert to fraction form
    102,265.94/141,081.45 = 59,805.74/x
  3. Step 3: Cross multiply
    102,265.94x = 141,081.45 × 59,805.74
  4. Step 4: Simplify right side
    102,265.94x = 8,437,480,517.52
  5. Step 5: Solve for x
    x = 8,437,480,517.52/102,265.94
  6. Step 6: Final answer
    x = 82,505.28

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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.