Home / 99,684.39-137,575.13-60,944.95

Finding the Fourth Proportional to 99,684.39, 137,575.13 and 60,944.95

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Solution

The fourth proportional to 99,684.39, 137,575.13 and 60,944.95 is: 84,110.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,684.39 : 137,575.13 = 60,944.95 : x
  2. Step 2: Convert to fraction form
    99,684.39/137,575.13 = 60,944.95/x
  3. Step 3: Cross multiply
    99,684.39x = 137,575.13 × 60,944.95
  4. Step 4: Simplify right side
    99,684.39x = 8,384,508,731.22
  5. Step 5: Solve for x
    x = 8,384,508,731.22/99,684.39
  6. Step 6: Final answer
    x = 84,110.55

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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.