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Finding the Fourth Proportional to 67,356.76, 101,035.15 and 29,908.03

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Solution

The fourth proportional to 67,356.76, 101,035.15 and 29,908.03 is: 44,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,356.76 : 101,035.15 = 29,908.03 : x
  2. Step 2: Convert to fraction form
    67,356.76/101,035.15 = 29,908.03/x
  3. Step 3: Cross multiply
    67,356.76x = 101,035.15 × 29,908.03
  4. Step 4: Simplify right side
    67,356.76x = 3,021,762,297.25
  5. Step 5: Solve for x
    x = 3,021,762,297.25/67,356.76
  6. Step 6: Final answer
    x = 44,862.05

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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.