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Finding the Fourth Proportional to 53,993.97, 74,507.00 and 34,874.55

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Solution

The fourth proportional to 53,993.97, 74,507.00 and 34,874.55 is: 48,123.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,993.97 : 74,507.00 = 34,874.55 : x
  2. Step 2: Convert to fraction form
    53,993.97/74,507.00 = 34,874.55/x
  3. Step 3: Cross multiply
    53,993.97x = 74,507.00 × 34,874.55
  4. Step 4: Simplify right side
    53,993.97x = 2,598,397,922.48
  5. Step 5: Solve for x
    x = 2,598,397,922.48/53,993.97
  6. Step 6: Final answer
    x = 48,123.85

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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.