Home / 132,895.13-199,375.50-39,400.88

Finding the Fourth Proportional to 132,895.13, 199,375.50 and 39,400.88

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Solution

The fourth proportional to 132,895.13, 199,375.50 and 39,400.88 is: 59,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,895.13 : 199,375.50 = 39,400.88 : x
  2. Step 2: Convert to fraction form
    132,895.13/199,375.50 = 39,400.88/x
  3. Step 3: Cross multiply
    132,895.13x = 199,375.50 × 39,400.88
  4. Step 4: Simplify right side
    132,895.13x = 7,855,570,150.44
  5. Step 5: Solve for x
    x = 7,855,570,150.44/132,895.13
  6. Step 6: Final answer
    x = 59,111.05

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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.