Home / 146,218.66-201,781.80-82,560.55

Finding the Fourth Proportional to 146,218.66, 201,781.80 and 82,560.55

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Solution

The fourth proportional to 146,218.66, 201,781.80 and 82,560.55 is: 113,933.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,218.66 : 201,781.80 = 82,560.55 : x
  2. Step 2: Convert to fraction form
    146,218.66/201,781.80 = 82,560.55/x
  3. Step 3: Cross multiply
    146,218.66x = 201,781.80 × 82,560.55
  4. Step 4: Simplify right side
    146,218.66x = 16,659,216,387.99
  5. Step 5: Solve for x
    x = 16,659,216,387.99/146,218.66
  6. Step 6: Final answer
    x = 113,933.59

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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.