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Finding the Fourth Proportional to 40,375.03, 60,468.63 and 38,973.46

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Solution

The fourth proportional to 40,375.03, 60,468.63 and 38,973.46 is: 58,369.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,375.03 : 60,468.63 = 38,973.46 : x
  2. Step 2: Convert to fraction form
    40,375.03/60,468.63 = 38,973.46/x
  3. Step 3: Cross multiply
    40,375.03x = 60,468.63 × 38,973.46
  4. Step 4: Simplify right side
    40,375.03x = 2,356,671,732.56
  5. Step 5: Solve for x
    x = 2,356,671,732.56/40,375.03
  6. Step 6: Final answer
    x = 58,369.54

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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.