Home / 63,423.91-95,128.29-16,680.43

Finding the Fourth Proportional to 63,423.91, 95,128.29 and 16,680.43

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Solution

The fourth proportional to 63,423.91, 95,128.29 and 16,680.43 is: 25,018.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,423.91 : 95,128.29 = 16,680.43 : x
  2. Step 2: Convert to fraction form
    63,423.91/95,128.29 = 16,680.43/x
  3. Step 3: Cross multiply
    63,423.91x = 95,128.29 × 16,680.43
  4. Step 4: Simplify right side
    63,423.91x = 1,586,780,782.36
  5. Step 5: Solve for x
    x = 1,586,780,782.36/63,423.91
  6. Step 6: Final answer
    x = 25,018.65

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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.