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Finding the Fourth Proportional to 70,154.40, 96,787.92 and 41,468.04

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Solution

The fourth proportional to 70,154.40, 96,787.92 and 41,468.04 is: 57,211.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,154.40 : 96,787.92 = 41,468.04 : x
  2. Step 2: Convert to fraction form
    70,154.40/96,787.92 = 41,468.04/x
  3. Step 3: Cross multiply
    70,154.40x = 96,787.92 × 41,468.04
  4. Step 4: Simplify right side
    70,154.40x = 4,013,605,338.08
  5. Step 5: Solve for x
    x = 4,013,605,338.08/70,154.40
  6. Step 6: Final answer
    x = 57,211.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.