Home / 57,932.64-86,885.76-16,382.88

Finding the Fourth Proportional to 57,932.64, 86,885.76 and 16,382.88

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Solution

The fourth proportional to 57,932.64, 86,885.76 and 16,382.88 is: 24,570.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,932.64 : 86,885.76 = 16,382.88 : x
  2. Step 2: Convert to fraction form
    57,932.64/86,885.76 = 16,382.88/x
  3. Step 3: Cross multiply
    57,932.64x = 86,885.76 × 16,382.88
  4. Step 4: Simplify right side
    57,932.64x = 1,423,438,979.79
  5. Step 5: Solve for x
    x = 1,423,438,979.79/57,932.64
  6. Step 6: Final answer
    x = 24,570.59

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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.