Home / 198,060.66-273,358.65-117,532.59

Finding the Fourth Proportional to 198,060.66, 273,358.65 and 117,532.59

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Solution

The fourth proportional to 198,060.66, 273,358.65 and 117,532.59 is: 162,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,060.66 : 273,358.65 = 117,532.59 : x
  2. Step 2: Convert to fraction form
    198,060.66/273,358.65 = 117,532.59/x
  3. Step 3: Cross multiply
    198,060.66x = 273,358.65 × 117,532.59
  4. Step 4: Simplify right side
    198,060.66x = 32,128,548,887.94
  5. Step 5: Solve for x
    x = 32,128,548,887.94/198,060.66
  6. Step 6: Final answer
    x = 162,215.70

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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.