Home / 157,620.46-217,548.59-96,377.12

Finding the Fourth Proportional to 157,620.46, 217,548.59 and 96,377.12

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Solution

The fourth proportional to 157,620.46, 217,548.59 and 96,377.12 is: 133,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,620.46 : 217,548.59 = 96,377.12 : x
  2. Step 2: Convert to fraction form
    157,620.46/217,548.59 = 96,377.12/x
  3. Step 3: Cross multiply
    157,620.46x = 217,548.59 × 96,377.12
  4. Step 4: Simplify right side
    157,620.46x = 20,966,705,198.58
  5. Step 5: Solve for x
    x = 20,966,705,198.58/157,620.46
  6. Step 6: Final answer
    x = 133,020.20

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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.