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Finding the Fourth Proportional to 54,888.48, 75,746.16 and 29,737.80

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Solution

The fourth proportional to 54,888.48, 75,746.16 and 29,737.80 is: 41,038.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,888.48 : 75,746.16 = 29,737.80 : x
  2. Step 2: Convert to fraction form
    54,888.48/75,746.16 = 29,737.80/x
  3. Step 3: Cross multiply
    54,888.48x = 75,746.16 × 29,737.80
  4. Step 4: Simplify right side
    54,888.48x = 2,252,524,156.85
  5. Step 5: Solve for x
    x = 2,252,524,156.85/54,888.48
  6. Step 6: Final answer
    x = 41,038.20

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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.