Home / 150,204.57-207,268.23-89,763.18

Finding the Fourth Proportional to 150,204.57, 207,268.23 and 89,763.18

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Solution

The fourth proportional to 150,204.57, 207,268.23 and 89,763.18 is: 123,864.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,204.57 : 207,268.23 = 89,763.18 : x
  2. Step 2: Convert to fraction form
    150,204.57/207,268.23 = 89,763.18/x
  3. Step 3: Cross multiply
    150,204.57x = 207,268.23 × 89,763.18
  4. Step 4: Simplify right side
    150,204.57x = 18,605,055,437.77
  5. Step 5: Solve for x
    x = 18,605,055,437.77/150,204.57
  6. Step 6: Final answer
    x = 123,864.78

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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.