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Finding the Fourth Proportional to 88,036.92, 132,073.74 and 28,867.92

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Solution

The fourth proportional to 88,036.92, 132,073.74 and 28,867.92 is: 43,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,036.92 : 132,073.74 = 28,867.92 : x
  2. Step 2: Convert to fraction form
    88,036.92/132,073.74 = 28,867.92/x
  3. Step 3: Cross multiply
    88,036.92x = 132,073.74 × 28,867.92
  4. Step 4: Simplify right side
    88,036.92x = 3,812,694,160.42
  5. Step 5: Solve for x
    x = 3,812,694,160.42/88,036.92
  6. Step 6: Final answer
    x = 43,307.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.