Home / 58,642.28-87,957.78-16,521.71

Finding the Fourth Proportional to 58,642.28, 87,957.78 and 16,521.71

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Solution

The fourth proportional to 58,642.28, 87,957.78 and 16,521.71 is: 24,780.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,642.28 : 87,957.78 = 16,521.71 : x
  2. Step 2: Convert to fraction form
    58,642.28/87,957.78 = 16,521.71/x
  3. Step 3: Cross multiply
    58,642.28x = 87,957.78 × 16,521.71
  4. Step 4: Simplify right side
    58,642.28x = 1,453,212,493.61
  5. Step 5: Solve for x
    x = 1,453,212,493.61/58,642.28
  6. Step 6: Final answer
    x = 24,780.97

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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.