Home / 49,104.40-73,462.20-42,602.80

Finding the Fourth Proportional to 49,104.40, 73,462.20 and 42,602.80

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Solution

The fourth proportional to 49,104.40, 73,462.20 and 42,602.80 is: 63,735.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,104.40 : 73,462.20 = 42,602.80 : x
  2. Step 2: Convert to fraction form
    49,104.40/73,462.20 = 42,602.80/x
  3. Step 3: Cross multiply
    49,104.40x = 73,462.20 × 42,602.80
  4. Step 4: Simplify right side
    49,104.40x = 3,129,695,414.16
  5. Step 5: Solve for x
    x = 3,129,695,414.16/49,104.40
  6. Step 6: Final answer
    x = 63,735.54

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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.