Home / 63,160.20-87,161.76-34,865.88

Finding the Fourth Proportional to 63,160.20, 87,161.76 and 34,865.88

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Solution

The fourth proportional to 63,160.20, 87,161.76 and 34,865.88 is: 48,115.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,160.20 : 87,161.76 = 34,865.88 : x
  2. Step 2: Convert to fraction form
    63,160.20/87,161.76 = 34,865.88/x
  3. Step 3: Cross multiply
    63,160.20x = 87,161.76 × 34,865.88
  4. Step 4: Simplify right side
    63,160.20x = 3,038,971,464.75
  5. Step 5: Solve for x
    x = 3,038,971,464.75/63,160.20
  6. Step 6: Final answer
    x = 48,115.29

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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.