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Finding the Fourth Proportional to 88,980.32, 133,448.88 and 41,565.44

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Solution

The fourth proportional to 88,980.32, 133,448.88 and 41,565.44 is: 62,338.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,980.32 : 133,448.88 = 41,565.44 : x
  2. Step 2: Convert to fraction form
    88,980.32/133,448.88 = 41,565.44/x
  3. Step 3: Cross multiply
    88,980.32x = 133,448.88 × 41,565.44
  4. Step 4: Simplify right side
    88,980.32x = 5,546,861,414.71
  5. Step 5: Solve for x
    x = 5,546,861,414.71/88,980.32
  6. Step 6: Final answer
    x = 62,338.07

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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.