Home / 136,523.13-204,876.96-47,777.40

Finding the Fourth Proportional to 136,523.13, 204,876.96 and 47,777.40

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Solution

The fourth proportional to 136,523.13, 204,876.96 and 47,777.40 is: 71,698.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,523.13 : 204,876.96 = 47,777.40 : x
  2. Step 2: Convert to fraction form
    136,523.13/204,876.96 = 47,777.40/x
  3. Step 3: Cross multiply
    136,523.13x = 204,876.96 × 47,777.40
  4. Step 4: Simplify right side
    136,523.13x = 9,788,488,468.70
  5. Step 5: Solve for x
    x = 9,788,488,468.70/136,523.13
  6. Step 6: Final answer
    x = 71,698.39

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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.