Home / 156,733.40-216,296.38-92,207.18

Finding the Fourth Proportional to 156,733.40, 216,296.38 and 92,207.18

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Solution

The fourth proportional to 156,733.40, 216,296.38 and 92,207.18 is: 127,248.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,733.40 : 216,296.38 = 92,207.18 : x
  2. Step 2: Convert to fraction form
    156,733.40/216,296.38 = 92,207.18/x
  3. Step 3: Cross multiply
    156,733.40x = 216,296.38 × 92,207.18
  4. Step 4: Simplify right side
    156,733.40x = 19,944,079,244.01
  5. Step 5: Solve for x
    x = 19,944,079,244.01/156,733.40
  6. Step 6: Final answer
    x = 127,248.43

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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.