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Finding the Fourth Proportional to 88,996.60, 133,544.04 and 36,442.90

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Solution

The fourth proportional to 88,996.60, 133,544.04 and 36,442.90 is: 54,684.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,996.60 : 133,544.04 = 36,442.90 : x
  2. Step 2: Convert to fraction form
    88,996.60/133,544.04 = 36,442.90/x
  3. Step 3: Cross multiply
    88,996.60x = 133,544.04 × 36,442.90
  4. Step 4: Simplify right side
    88,996.60x = 4,866,732,095.32
  5. Step 5: Solve for x
    x = 4,866,732,095.32/88,996.60
  6. Step 6: Final answer
    x = 54,684.47

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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.