Home / 150,163.20-207,225.24-93,574.80

Finding the Fourth Proportional to 150,163.20, 207,225.24 and 93,574.80

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Solution

The fourth proportional to 150,163.20, 207,225.24 and 93,574.80 is: 129,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,163.20 : 207,225.24 = 93,574.80 : x
  2. Step 2: Convert to fraction form
    150,163.20/207,225.24 = 93,574.80/x
  3. Step 3: Cross multiply
    150,163.20x = 207,225.24 × 93,574.80
  4. Step 4: Simplify right side
    150,163.20x = 19,391,060,387.95
  5. Step 5: Solve for x
    x = 19,391,060,387.95/150,163.20
  6. Step 6: Final answer
    x = 129,133.24

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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.