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Finding the Fourth Proportional to 44,938.77, 67,408.17 and 15,356.89

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Solution

The fourth proportional to 44,938.77, 67,408.17 and 15,356.89 is: 23,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,938.77 : 67,408.17 = 15,356.89 : x
  2. Step 2: Convert to fraction form
    44,938.77/67,408.17 = 15,356.89/x
  3. Step 3: Cross multiply
    44,938.77x = 67,408.17 × 15,356.89
  4. Step 4: Simplify right side
    44,938.77x = 1,035,179,851.79
  5. Step 5: Solve for x
    x = 1,035,179,851.79/44,938.77
  6. Step 6: Final answer
    x = 23,035.34

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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.