Home / 99,006.73-147,641.19-88,251.55

Finding the Fourth Proportional to 99,006.73, 147,641.19 and 88,251.55

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Solution

The fourth proportional to 99,006.73, 147,641.19 and 88,251.55 is: 131,602.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,006.73 : 147,641.19 = 88,251.55 : x
  2. Step 2: Convert to fraction form
    99,006.73/147,641.19 = 88,251.55/x
  3. Step 3: Cross multiply
    99,006.73x = 147,641.19 × 88,251.55
  4. Step 4: Simplify right side
    99,006.73x = 13,029,563,640.72
  5. Step 5: Solve for x
    x = 13,029,563,640.72/99,006.73
  6. Step 6: Final answer
    x = 131,602.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.