Home / 104,313.60-156,470.40-34,195.20

Finding the Fourth Proportional to 104,313.60, 156,470.40 and 34,195.20

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Solution

The fourth proportional to 104,313.60, 156,470.40 and 34,195.20 is: 51,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,313.60 : 156,470.40 = 34,195.20 : x
  2. Step 2: Convert to fraction form
    104,313.60/156,470.40 = 34,195.20/x
  3. Step 3: Cross multiply
    104,313.60x = 156,470.40 × 34,195.20
  4. Step 4: Simplify right side
    104,313.60x = 5,350,536,622.08
  5. Step 5: Solve for x
    x = 5,350,536,622.08/104,313.60
  6. Step 6: Final answer
    x = 51,292.80

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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.