Home / 63,378.18-87,447.60-36,514.53

Finding the Fourth Proportional to 63,378.18, 87,447.60 and 36,514.53

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Solution

The fourth proportional to 63,378.18, 87,447.60 and 36,514.53 is: 50,381.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,378.18 : 87,447.60 = 36,514.53 : x
  2. Step 2: Convert to fraction form
    63,378.18/87,447.60 = 36,514.53/x
  3. Step 3: Cross multiply
    63,378.18x = 87,447.60 × 36,514.53
  4. Step 4: Simplify right side
    63,378.18x = 3,193,108,013.63
  5. Step 5: Solve for x
    x = 3,193,108,013.63/63,378.18
  6. Step 6: Final answer
    x = 50,381.82

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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.