Home / 182,216.31-251,456.81-100,545.30

Finding the Fourth Proportional to 182,216.31, 251,456.81 and 100,545.30

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Solution

The fourth proportional to 182,216.31, 251,456.81 and 100,545.30 is: 138,751.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,216.31 : 251,456.81 = 100,545.30 : x
  2. Step 2: Convert to fraction form
    182,216.31/251,456.81 = 100,545.30/x
  3. Step 3: Cross multiply
    182,216.31x = 251,456.81 × 100,545.30
  4. Step 4: Simplify right side
    182,216.31x = 25,282,799,895.77
  5. Step 5: Solve for x
    x = 25,282,799,895.77/182,216.31
  6. Step 6: Final answer
    x = 138,751.57

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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.