Home / 177,548.38-245,016.78-102,096.88

Finding the Fourth Proportional to 177,548.38, 245,016.78 and 102,096.88

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Solution

The fourth proportional to 177,548.38, 245,016.78 and 102,096.88 is: 140,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,548.38 : 245,016.78 = 102,096.88 : x
  2. Step 2: Convert to fraction form
    177,548.38/245,016.78 = 102,096.88/x
  3. Step 3: Cross multiply
    177,548.38x = 245,016.78 × 102,096.88
  4. Step 4: Simplify right side
    177,548.38x = 25,015,448,785.65
  5. Step 5: Solve for x
    x = 25,015,448,785.65/177,548.38
  6. Step 6: Final answer
    x = 140,893.70

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1.5x scale

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.