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Finding the Fourth Proportional to 57,701.70, 86,552.55 and 26,597.70

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Solution

The fourth proportional to 57,701.70, 86,552.55 and 26,597.70 is: 39,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,701.70 : 86,552.55 = 26,597.70 : x
  2. Step 2: Convert to fraction form
    57,701.70/86,552.55 = 26,597.70/x
  3. Step 3: Cross multiply
    57,701.70x = 86,552.55 × 26,597.70
  4. Step 4: Simplify right side
    57,701.70x = 2,302,098,759.14
  5. Step 5: Solve for x
    x = 2,302,098,759.14/57,701.70
  6. Step 6: Final answer
    x = 39,896.55

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1.5x scale

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.