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Finding the Fourth Proportional to 71,424.51, 107,138.28 and 24,041.04

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Solution

The fourth proportional to 71,424.51, 107,138.28 and 24,041.04 is: 36,062.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,424.51 : 107,138.28 = 24,041.04 : x
  2. Step 2: Convert to fraction form
    71,424.51/107,138.28 = 24,041.04/x
  3. Step 3: Cross multiply
    71,424.51x = 107,138.28 × 24,041.04
  4. Step 4: Simplify right side
    71,424.51x = 2,575,715,675.01
  5. Step 5: Solve for x
    x = 2,575,715,675.01/71,424.51
  6. Step 6: Final answer
    x = 36,062.07

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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.