Home / 57,529.08-86,276.52-25,920.90

Finding the Fourth Proportional to 57,529.08, 86,276.52 and 25,920.90

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Solution

The fourth proportional to 57,529.08, 86,276.52 and 25,920.90 is: 38,873.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,529.08 : 86,276.52 = 25,920.90 : x
  2. Step 2: Convert to fraction form
    57,529.08/86,276.52 = 25,920.90/x
  3. Step 3: Cross multiply
    57,529.08x = 86,276.52 × 25,920.90
  4. Step 4: Simplify right side
    57,529.08x = 2,236,365,047.27
  5. Step 5: Solve for x
    x = 2,236,365,047.27/57,529.08
  6. Step 6: Final answer
    x = 38,873.65

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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.