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Finding the Fourth Proportional to 48,737.92, 73,117.92 and 15,460

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Solution

The fourth proportional to 48,737.92, 73,117.92 and 15,460 is: 23,193.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,737.92 : 73,117.92 = 15,460 : x
  2. Step 2: Convert to fraction form
    48,737.92/73,117.92 = 15,460/x
  3. Step 3: Cross multiply
    48,737.92x = 73,117.92 × 15,460
  4. Step 4: Simplify right side
    48,737.92x = 1,130,403,043.20
  5. Step 5: Solve for x
    x = 1,130,403,043.20/48,737.92
  6. Step 6: Final answer
    x = 23,193.50

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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.