Home / 104,405.26-156,606.54-25,520.17

Finding the Fourth Proportional to 104,405.26, 156,606.54 and 25,520.17

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Solution

The fourth proportional to 104,405.26, 156,606.54 and 25,520.17 is: 38,279.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,405.26 : 156,606.54 = 25,520.17 : x
  2. Step 2: Convert to fraction form
    104,405.26/156,606.54 = 25,520.17/x
  3. Step 3: Cross multiply
    104,405.26x = 156,606.54 × 25,520.17
  4. Step 4: Simplify right side
    104,405.26x = 3,996,625,523.91
  5. Step 5: Solve for x
    x = 3,996,625,523.91/104,405.26
  6. Step 6: Final answer
    x = 38,279.93

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1.5x scale

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.