Home / 63,615.48-95,434.20-21,495.90

Finding the Fourth Proportional to 63,615.48, 95,434.20 and 21,495.90

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Solution

The fourth proportional to 63,615.48, 95,434.20 and 21,495.90 is: 32,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,615.48 : 95,434.20 = 21,495.90 : x
  2. Step 2: Convert to fraction form
    63,615.48/95,434.20 = 21,495.90/x
  3. Step 3: Cross multiply
    63,615.48x = 95,434.20 × 21,495.90
  4. Step 4: Simplify right side
    63,615.48x = 2,051,444,019.78
  5. Step 5: Solve for x
    x = 2,051,444,019.78/63,615.48
  6. Step 6: Final answer
    x = 32,247.56

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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.