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Finding the Fourth Proportional to 44,750.86, 67,392.70 and 38,977.18

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Solution

The fourth proportional to 44,750.86, 67,392.70 and 38,977.18 is: 58,697.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,750.86 : 67,392.70 = 38,977.18 : x
  2. Step 2: Convert to fraction form
    44,750.86/67,392.70 = 38,977.18/x
  3. Step 3: Cross multiply
    44,750.86x = 67,392.70 × 38,977.18
  4. Step 4: Simplify right side
    44,750.86x = 2,626,777,398.59
  5. Step 5: Solve for x
    x = 2,626,777,398.59/44,750.86
  6. Step 6: Final answer
    x = 58,697.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.