Home / 162,167.68-223,795.20-90,545.28

Finding the Fourth Proportional to 162,167.68, 223,795.20 and 90,545.28

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Solution

The fourth proportional to 162,167.68, 223,795.20 and 90,545.28 is: 124,954.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,167.68 : 223,795.20 = 90,545.28 : x
  2. Step 2: Convert to fraction form
    162,167.68/223,795.20 = 90,545.28/x
  3. Step 3: Cross multiply
    162,167.68x = 223,795.20 × 90,545.28
  4. Step 4: Simplify right side
    162,167.68x = 20,263,599,046.66
  5. Step 5: Solve for x
    x = 20,263,599,046.66/162,167.68
  6. Step 6: Final answer
    x = 124,954.61

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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.