Home / 193,244.97-289,731.60-85,123.02

Finding the Fourth Proportional to 193,244.97, 289,731.60 and 85,123.02

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Solution

The fourth proportional to 193,244.97, 289,731.60 and 85,123.02 is: 127,624.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,244.97 : 289,731.60 = 85,123.02 : x
  2. Step 2: Convert to fraction form
    193,244.97/289,731.60 = 85,123.02/x
  3. Step 3: Cross multiply
    193,244.97x = 289,731.60 × 85,123.02
  4. Step 4: Simplify right side
    193,244.97x = 24,662,828,781.43
  5. Step 5: Solve for x
    x = 24,662,828,781.43/193,244.97
  6. Step 6: Final answer
    x = 127,624.69

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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.