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Finding the Fourth Proportional to 40,053.60, 60,074.10 and 25,217.10

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Solution

The fourth proportional to 40,053.60, 60,074.10 and 25,217.10 is: 37,821.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,053.60 : 60,074.10 = 25,217.10 : x
  2. Step 2: Convert to fraction form
    40,053.60/60,074.10 = 25,217.10/x
  3. Step 3: Cross multiply
    40,053.60x = 60,074.10 × 25,217.10
  4. Step 4: Simplify right side
    40,053.60x = 1,514,894,587.11
  5. Step 5: Solve for x
    x = 1,514,894,587.11/40,053.60
  6. Step 6: Final answer
    x = 37,821.68

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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.