Home / 156,912.29-235,366.39-38,584.66

Finding the Fourth Proportional to 156,912.29, 235,366.39 and 38,584.66

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Solution

The fourth proportional to 156,912.29, 235,366.39 and 38,584.66 is: 57,876.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,912.29 : 235,366.39 = 38,584.66 : x
  2. Step 2: Convert to fraction form
    156,912.29/235,366.39 = 38,584.66/x
  3. Step 3: Cross multiply
    156,912.29x = 235,366.39 × 38,584.66
  4. Step 4: Simplify right side
    156,912.29x = 9,081,530,763.82
  5. Step 5: Solve for x
    x = 9,081,530,763.82/156,912.29
  6. Step 6: Final answer
    x = 57,876.48

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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.