Home / 150,172.57-207,154.96-96,397.21

Finding the Fourth Proportional to 150,172.57, 207,154.96 and 96,397.21

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Solution

The fourth proportional to 150,172.57, 207,154.96 and 96,397.21 is: 132,974.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,172.57 : 207,154.96 = 96,397.21 : x
  2. Step 2: Convert to fraction form
    150,172.57/207,154.96 = 96,397.21/x
  3. Step 3: Cross multiply
    150,172.57x = 207,154.96 × 96,397.21
  4. Step 4: Simplify right side
    150,172.57x = 19,969,160,181.66
  5. Step 5: Solve for x
    x = 19,969,160,181.66/150,172.57
  6. Step 6: Final answer
    x = 132,974.75

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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.