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Finding the Fourth Proportional to 73,252.48, 101,088 and 39,717.76

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Solution

The fourth proportional to 73,252.48, 101,088 and 39,717.76 is: 54,810.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,252.48 : 101,088 = 39,717.76 : x
  2. Step 2: Convert to fraction form
    73,252.48/101,088 = 39,717.76/x
  3. Step 3: Cross multiply
    73,252.48x = 101,088 × 39,717.76
  4. Step 4: Simplify right side
    73,252.48x = 4,014,988,922.88
  5. Step 5: Solve for x
    x = 4,014,988,922.88/73,252.48
  6. Step 6: Final answer
    x = 54,810.28

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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.