Home / 132,882.73-183,374.85-72,454.55

Finding the Fourth Proportional to 132,882.73, 183,374.85 and 72,454.55

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Solution

The fourth proportional to 132,882.73, 183,374.85 and 72,454.55 is: 99,985.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,882.73 : 183,374.85 = 72,454.55 : x
  2. Step 2: Convert to fraction form
    132,882.73/183,374.85 = 72,454.55/x
  3. Step 3: Cross multiply
    132,882.73x = 183,374.85 × 72,454.55
  4. Step 4: Simplify right side
    132,882.73x = 13,286,342,624.38
  5. Step 5: Solve for x
    x = 13,286,342,624.38/132,882.73
  6. Step 6: Final answer
    x = 99,985.47

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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.