Home / 150,169.32-207,234.02-83,101.80

Finding the Fourth Proportional to 150,169.32, 207,234.02 and 83,101.80

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Solution

The fourth proportional to 150,169.32, 207,234.02 and 83,101.80 is: 114,680.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,169.32 : 207,234.02 = 83,101.80 : x
  2. Step 2: Convert to fraction form
    150,169.32/207,234.02 = 83,101.80/x
  3. Step 3: Cross multiply
    150,169.32x = 207,234.02 × 83,101.80
  4. Step 4: Simplify right side
    150,169.32x = 17,221,520,083.24
  5. Step 5: Solve for x
    x = 17,221,520,083.24/150,169.32
  6. Step 6: Final answer
    x = 114,680.68

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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.