Home / 104,734.55-156,960.16-75,086.93

Finding the Fourth Proportional to 104,734.55, 156,960.16 and 75,086.93

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Solution

The fourth proportional to 104,734.55, 156,960.16 and 75,086.93 is: 112,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,734.55 : 156,960.16 = 75,086.93 : x
  2. Step 2: Convert to fraction form
    104,734.55/156,960.16 = 75,086.93/x
  3. Step 3: Cross multiply
    104,734.55x = 156,960.16 × 75,086.93
  4. Step 4: Simplify right side
    104,734.55x = 11,785,656,546.71
  5. Step 5: Solve for x
    x = 11,785,656,546.71/104,734.55
  6. Step 6: Final answer
    x = 112,528.83

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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.