Home / 156,912.54-235,366.76-38,584.91

Finding the Fourth Proportional to 156,912.54, 235,366.76 and 38,584.91

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Solution

The fourth proportional to 156,912.54, 235,366.76 and 38,584.91 is: 57,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,912.54 : 235,366.76 = 38,584.91 : x
  2. Step 2: Convert to fraction form
    156,912.54/235,366.76 = 38,584.91/x
  3. Step 3: Cross multiply
    156,912.54x = 235,366.76 × 38,584.91
  4. Step 4: Simplify right side
    156,912.54x = 9,081,604,171.22
  5. Step 5: Solve for x
    x = 9,081,604,171.22/156,912.54
  6. Step 6: Final answer
    x = 57,876.85

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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.