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Finding the Fourth Proportional to 57,053.64, 85,600.74 and 25,460.83

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Solution

The fourth proportional to 57,053.64, 85,600.74 and 25,460.83 is: 38,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,053.64 : 85,600.74 = 25,460.83 : x
  2. Step 2: Convert to fraction form
    57,053.64/85,600.74 = 25,460.83/x
  3. Step 3: Cross multiply
    57,053.64x = 85,600.74 × 25,460.83
  4. Step 4: Simplify right side
    57,053.64x = 2,179,465,889.01
  5. Step 5: Solve for x
    x = 2,179,465,889.01/57,053.64
  6. Step 6: Final answer
    x = 38,200.30

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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.