Home / 150,433.20-207,570.60-96,705.90

Finding the Fourth Proportional to 150,433.20, 207,570.60 and 96,705.90

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Solution

The fourth proportional to 150,433.20, 207,570.60 and 96,705.90 is: 133,436.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,433.20 : 207,570.60 = 96,705.90 : x
  2. Step 2: Convert to fraction form
    150,433.20/207,570.60 = 96,705.90/x
  3. Step 3: Cross multiply
    150,433.20x = 207,570.60 × 96,705.90
  4. Step 4: Simplify right side
    150,433.20x = 20,073,301,686.54
  5. Step 5: Solve for x
    x = 20,073,301,686.54/150,433.20
  6. Step 6: Final answer
    x = 133,436.65

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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.