Home / 104,638.60-156,957.18-34,523.56

Finding the Fourth Proportional to 104,638.60, 156,957.18 and 34,523.56

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Solution

The fourth proportional to 104,638.60, 156,957.18 and 34,523.56 is: 51,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,638.60 : 156,957.18 = 34,523.56 : x
  2. Step 2: Convert to fraction form
    104,638.60/156,957.18 = 34,523.56/x
  3. Step 3: Cross multiply
    104,638.60x = 156,957.18 × 34,523.56
  4. Step 4: Simplify right side
    104,638.60x = 5,418,720,621.16
  5. Step 5: Solve for x
    x = 5,418,720,621.16/104,638.60
  6. Step 6: Final answer
    x = 51,785.10

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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.