Home / 63,418.60-87,505.14-38,267.56

Finding the Fourth Proportional to 63,418.60, 87,505.14 and 38,267.56

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Solution

The fourth proportional to 63,418.60, 87,505.14 and 38,267.56 is: 52,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,418.60 : 87,505.14 = 38,267.56 : x
  2. Step 2: Convert to fraction form
    63,418.60/87,505.14 = 38,267.56/x
  3. Step 3: Cross multiply
    63,418.60x = 87,505.14 × 38,267.56
  4. Step 4: Simplify right side
    63,418.60x = 3,348,608,195.26
  5. Step 5: Solve for x
    x = 3,348,608,195.26/63,418.60
  6. Step 6: Final answer
    x = 52,801.67

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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.