Home / 150,182.16-207,251.88-82,197.60

Finding the Fourth Proportional to 150,182.16, 207,251.88 and 82,197.60

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Solution

The fourth proportional to 150,182.16, 207,251.88 and 82,197.60 is: 113,432.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,182.16 : 207,251.88 = 82,197.60 : x
  2. Step 2: Convert to fraction form
    150,182.16/207,251.88 = 82,197.60/x
  3. Step 3: Cross multiply
    150,182.16x = 207,251.88 × 82,197.60
  4. Step 4: Simplify right side
    150,182.16x = 17,035,607,131.49
  5. Step 5: Solve for x
    x = 17,035,607,131.49/150,182.16
  6. Step 6: Final answer
    x = 113,432.96

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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.