Home / 57,934.56-79,989.12-43,864.32

Finding the Fourth Proportional to 57,934.56, 79,989.12 and 43,864.32

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Solution

The fourth proportional to 57,934.56, 79,989.12 and 43,864.32 is: 60,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,934.56 : 79,989.12 = 43,864.32 : x
  2. Step 2: Convert to fraction form
    57,934.56/79,989.12 = 43,864.32/x
  3. Step 3: Cross multiply
    57,934.56x = 79,989.12 × 43,864.32
  4. Step 4: Simplify right side
    57,934.56x = 3,508,668,356.20
  5. Step 5: Solve for x
    x = 3,508,668,356.20/57,934.56
  6. Step 6: Final answer
    x = 60,562.61

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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.