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Finding the Fourth Proportional to 75,052.40, 112,562.40 and 32,932.40

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Solution

The fourth proportional to 75,052.40, 112,562.40 and 32,932.40 is: 49,391.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,052.40 : 112,562.40 = 32,932.40 : x
  2. Step 2: Convert to fraction form
    75,052.40/112,562.40 = 32,932.40/x
  3. Step 3: Cross multiply
    75,052.40x = 112,562.40 × 32,932.40
  4. Step 4: Simplify right side
    75,052.40x = 3,706,949,981.76
  5. Step 5: Solve for x
    x = 3,706,949,981.76/75,052.40
  6. Step 6: Final answer
    x = 49,391.49

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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.