Home / 162,272.20-243,350.70-112,352.20

Finding the Fourth Proportional to 162,272.20, 243,350.70 and 112,352.20

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Solution

The fourth proportional to 162,272.20, 243,350.70 and 112,352.20 is: 168,488.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,272.20 : 243,350.70 = 112,352.20 : x
  2. Step 2: Convert to fraction form
    162,272.20/243,350.70 = 112,352.20/x
  3. Step 3: Cross multiply
    162,272.20x = 243,350.70 × 112,352.20
  4. Step 4: Simplify right side
    162,272.20x = 27,340,986,516.54
  5. Step 5: Solve for x
    x = 27,340,986,516.54/162,272.20
  6. Step 6: Final answer
    x = 168,488.42

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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.