Home / 63,615.10-95,422.65-16,872.70

Finding the Fourth Proportional to 63,615.10, 95,422.65 and 16,872.70

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Solution

The fourth proportional to 63,615.10, 95,422.65 and 16,872.70 is: 25,309.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,615.10 : 95,422.65 = 16,872.70 : x
  2. Step 2: Convert to fraction form
    63,615.10/95,422.65 = 16,872.70/x
  3. Step 3: Cross multiply
    63,615.10x = 95,422.65 × 16,872.70
  4. Step 4: Simplify right side
    63,615.10x = 1,610,037,746.66
  5. Step 5: Solve for x
    x = 1,610,037,746.66/63,615.10
  6. Step 6: Final answer
    x = 25,309.05

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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.