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Finding the Fourth Proportional to 88,750.40, 133,076.32 and 29,553.76

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Solution

The fourth proportional to 88,750.40, 133,076.32 and 29,553.76 is: 44,314.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,750.40 : 133,076.32 = 29,553.76 : x
  2. Step 2: Convert to fraction form
    88,750.40/133,076.32 = 29,553.76/x
  3. Step 3: Cross multiply
    88,750.40x = 133,076.32 × 29,553.76
  4. Step 4: Simplify right side
    88,750.40x = 3,932,905,622.96
  5. Step 5: Solve for x
    x = 3,932,905,622.96/88,750.40
  6. Step 6: Final answer
    x = 44,314.23

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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.