Home / 107,425.17-161,139.38-37,306.17

Finding the Fourth Proportional to 107,425.17, 161,139.38 and 37,306.17

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Solution

The fourth proportional to 107,425.17, 161,139.38 and 37,306.17 is: 55,959.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,425.17 : 161,139.38 = 37,306.17 : x
  2. Step 2: Convert to fraction form
    107,425.17/161,139.38 = 37,306.17/x
  3. Step 3: Cross multiply
    107,425.17x = 161,139.38 × 37,306.17
  4. Step 4: Simplify right side
    107,425.17x = 6,011,492,917.44
  5. Step 5: Solve for x
    x = 6,011,492,917.44/107,425.17
  6. Step 6: Final answer
    x = 55,959.82

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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.