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Finding the Fourth Proportional to 123,463.60, 185,195.48 and 34,717.11

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Solution

The fourth proportional to 123,463.60, 185,195.48 and 34,717.11 is: 52,075.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,463.60 : 185,195.48 = 34,717.11 : x
  2. Step 2: Convert to fraction form
    123,463.60/185,195.48 = 34,717.11/x
  3. Step 3: Cross multiply
    123,463.60x = 185,195.48 × 34,717.11
  4. Step 4: Simplify right side
    123,463.60x = 6,429,451,031.42
  5. Step 5: Solve for x
    x = 6,429,451,031.42/123,463.60
  6. Step 6: Final answer
    x = 52,075.68

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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.