Home / 107,545.88-161,351.64-54,992.28

Finding the Fourth Proportional to 107,545.88, 161,351.64 and 54,992.28

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Solution

The fourth proportional to 107,545.88, 161,351.64 and 54,992.28 is: 82,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,545.88 : 161,351.64 = 54,992.28 : x
  2. Step 2: Convert to fraction form
    107,545.88/161,351.64 = 54,992.28/x
  3. Step 3: Cross multiply
    107,545.88x = 161,351.64 × 54,992.28
  4. Step 4: Simplify right side
    107,545.88x = 8,873,094,565.34
  5. Step 5: Solve for x
    x = 8,873,094,565.34/107,545.88
  6. Step 6: Final answer
    x = 82,505.20

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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.