Home / 99,340.14-137,033.30-59,066.90

Finding the Fourth Proportional to 99,340.14, 137,033.30 and 59,066.90

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Solution

The fourth proportional to 99,340.14, 137,033.30 and 59,066.90 is: 81,478.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,340.14 : 137,033.30 = 59,066.90 : x
  2. Step 2: Convert to fraction form
    99,340.14/137,033.30 = 59,066.90/x
  3. Step 3: Cross multiply
    99,340.14x = 137,033.30 × 59,066.90
  4. Step 4: Simplify right side
    99,340.14x = 8,094,132,227.77
  5. Step 5: Solve for x
    x = 8,094,132,227.77/99,340.14
  6. Step 6: Final answer
    x = 81,478.97

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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.