Home / 150,597.11-207,825.61-82,614.21

Finding the Fourth Proportional to 150,597.11, 207,825.61 and 82,614.21

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Solution

The fourth proportional to 150,597.11, 207,825.61 and 82,614.21 is: 114,008.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,597.11 : 207,825.61 = 82,614.21 : x
  2. Step 2: Convert to fraction form
    150,597.11/207,825.61 = 82,614.21/x
  3. Step 3: Cross multiply
    150,597.11x = 207,825.61 × 82,614.21
  4. Step 4: Simplify right side
    150,597.11x = 17,169,348,587.92
  5. Step 5: Solve for x
    x = 17,169,348,587.92/150,597.11
  6. Step 6: Final answer
    x = 114,008.49

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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.