Home / 102,326.97-141,211.44-59,314.76

Finding the Fourth Proportional to 102,326.97, 141,211.44 and 59,314.76

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Solution

The fourth proportional to 102,326.97, 141,211.44 and 59,314.76 is: 81,854.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,326.97 : 141,211.44 = 59,314.76 : x
  2. Step 2: Convert to fraction form
    102,326.97/141,211.44 = 59,314.76/x
  3. Step 3: Cross multiply
    102,326.97x = 141,211.44 × 59,314.76
  4. Step 4: Simplify right side
    102,326.97x = 8,375,921,966.80
  5. Step 5: Solve for x
    x = 8,375,921,966.80/102,326.97
  6. Step 6: Final answer
    x = 81,854.49

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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.