Home / 185,832.70-278,749.05-156,964.30

Finding the Fourth Proportional to 185,832.70, 278,749.05 and 156,964.30

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Solution

The fourth proportional to 185,832.70, 278,749.05 and 156,964.30 is: 235,446.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,832.70 : 278,749.05 = 156,964.30 : x
  2. Step 2: Convert to fraction form
    185,832.70/278,749.05 = 156,964.30/x
  3. Step 3: Cross multiply
    185,832.70x = 278,749.05 × 156,964.30
  4. Step 4: Simplify right side
    185,832.70x = 43,753,649,508.92
  5. Step 5: Solve for x
    x = 43,753,649,508.92/185,832.70
  6. Step 6: Final answer
    x = 235,446.45

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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.