Home / 198,060.10-273,357.88-117,532.02

Finding the Fourth Proportional to 198,060.10, 273,357.88 and 117,532.02

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Solution

The fourth proportional to 198,060.10, 273,357.88 and 117,532.02 is: 162,214.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,060.10 : 273,357.88 = 117,532.02 : x
  2. Step 2: Convert to fraction form
    198,060.10/273,357.88 = 117,532.02/x
  3. Step 3: Cross multiply
    198,060.10x = 273,357.88 × 117,532.02
  4. Step 4: Simplify right side
    198,060.10x = 32,128,304,550.58
  5. Step 5: Solve for x
    x = 32,128,304,550.58/198,060.10
  6. Step 6: Final answer
    x = 162,214.93

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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.