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Finding the Fourth Proportional to 73,897.76, 110,895.36 and 27,151.04

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Solution

The fourth proportional to 73,897.76, 110,895.36 and 27,151.04 is: 40,744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,897.76 : 110,895.36 = 27,151.04 : x
  2. Step 2: Convert to fraction form
    73,897.76/110,895.36 = 27,151.04/x
  3. Step 3: Cross multiply
    73,897.76x = 110,895.36 × 27,151.04
  4. Step 4: Simplify right side
    73,897.76x = 3,010,924,355.17
  5. Step 5: Solve for x
    x = 3,010,924,355.17/73,897.76
  6. Step 6: Final answer
    x = 40,744.46

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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.