Home / 132,357.80-198,494.02-43,590.20

Finding the Fourth Proportional to 132,357.80, 198,494.02 and 43,590.20

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Solution

The fourth proportional to 132,357.80, 198,494.02 and 43,590.20 is: 65,371.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,357.80 : 198,494.02 = 43,590.20 : x
  2. Step 2: Convert to fraction form
    132,357.80/198,494.02 = 43,590.20/x
  3. Step 3: Cross multiply
    132,357.80x = 198,494.02 × 43,590.20
  4. Step 4: Simplify right side
    132,357.80x = 8,652,394,030.60
  5. Step 5: Solve for x
    x = 8,652,394,030.60/132,357.80
  6. Step 6: Final answer
    x = 65,371.24

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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.