Home / 162,231.67-223,877.37-90,612.73

Finding the Fourth Proportional to 162,231.67, 223,877.37 and 90,612.73

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Solution

The fourth proportional to 162,231.67, 223,877.37 and 90,612.73 is: 125,044.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,231.67 : 223,877.37 = 90,612.73 : x
  2. Step 2: Convert to fraction form
    162,231.67/223,877.37 = 90,612.73/x
  3. Step 3: Cross multiply
    162,231.67x = 223,877.37 × 90,612.73
  4. Step 4: Simplify right side
    162,231.67x = 20,286,139,680.92
  5. Step 5: Solve for x
    x = 20,286,139,680.92/162,231.67
  6. Step 6: Final answer
    x = 125,044.26

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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.