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Finding the Fourth Proportional to 57,401.57, 79,220.57 and 34,753.04

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Solution

The fourth proportional to 57,401.57, 79,220.57 and 34,753.04 is: 47,963.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,401.57 : 79,220.57 = 34,753.04 : x
  2. Step 2: Convert to fraction form
    57,401.57/79,220.57 = 34,753.04/x
  3. Step 3: Cross multiply
    57,401.57x = 79,220.57 × 34,753.04
  4. Step 4: Simplify right side
    57,401.57x = 2,753,155,241.93
  5. Step 5: Solve for x
    x = 2,753,155,241.93/57,401.57
  6. Step 6: Final answer
    x = 47,963.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.