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Finding the Fourth Proportional to 57,366.77, 86,020.58 and 25,749.72

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Solution

The fourth proportional to 57,366.77, 86,020.58 and 25,749.72 is: 38,611.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,366.77 : 86,020.58 = 25,749.72 : x
  2. Step 2: Convert to fraction form
    57,366.77/86,020.58 = 25,749.72/x
  3. Step 3: Cross multiply
    57,366.77x = 86,020.58 × 25,749.72
  4. Step 4: Simplify right side
    57,366.77x = 2,215,005,720.49
  5. Step 5: Solve for x
    x = 2,215,005,720.49/57,366.77
  6. Step 6: Final answer
    x = 38,611.31

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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.