Home / 121,682.25-182,523.38-38,576.25

Finding the Fourth Proportional to 121,682.25, 182,523.38 and 38,576.25

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Solution

The fourth proportional to 121,682.25, 182,523.38 and 38,576.25 is: 57,864.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,682.25 : 182,523.38 = 38,576.25 : x
  2. Step 2: Convert to fraction form
    121,682.25/182,523.38 = 38,576.25/x
  3. Step 3: Cross multiply
    121,682.25x = 182,523.38 × 38,576.25
  4. Step 4: Simplify right side
    121,682.25x = 7,041,067,344.84
  5. Step 5: Solve for x
    x = 7,041,067,344.84/121,682.25
  6. Step 6: Final answer
    x = 57,864.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.