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Finding the Fourth Proportional to 23,180.60, 34,737.60 and 14,410.40

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Solution

The fourth proportional to 23,180.60, 34,737.60 and 14,410.40 is: 21,594.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,180.60 : 34,737.60 = 14,410.40 : x
  2. Step 2: Convert to fraction form
    23,180.60/34,737.60 = 14,410.40/x
  3. Step 3: Cross multiply
    23,180.60x = 34,737.60 × 14,410.40
  4. Step 4: Simplify right side
    23,180.60x = 500,582,711.04
  5. Step 5: Solve for x
    x = 500,582,711.04/23,180.60
  6. Step 6: Final answer
    x = 21,594.90

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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.