Home / 156,298.32-234,348.06-132,613.92

Finding the Fourth Proportional to 156,298.32, 234,348.06 and 132,613.92

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Solution

The fourth proportional to 156,298.32, 234,348.06 and 132,613.92 is: 198,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,298.32 : 234,348.06 = 132,613.92 : x
  2. Step 2: Convert to fraction form
    156,298.32/234,348.06 = 132,613.92/x
  3. Step 3: Cross multiply
    156,298.32x = 234,348.06 × 132,613.92
  4. Step 4: Simplify right side
    156,298.32x = 31,077,814,881.00
  5. Step 5: Solve for x
    x = 31,077,814,881.00/156,298.32
  6. Step 6: Final answer
    x = 198,836.53

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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.