Home / 104,081.70-156,132.35-29,201.56

Finding the Fourth Proportional to 104,081.70, 156,132.35 and 29,201.56

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Solution

The fourth proportional to 104,081.70, 156,132.35 and 29,201.56 is: 43,805.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,081.70 : 156,132.35 = 29,201.56 : x
  2. Step 2: Convert to fraction form
    104,081.70/156,132.35 = 29,201.56/x
  3. Step 3: Cross multiply
    104,081.70x = 156,132.35 × 29,201.56
  4. Step 4: Simplify right side
    104,081.70x = 4,559,308,186.47
  5. Step 5: Solve for x
    x = 4,559,308,186.47/104,081.70
  6. Step 6: Final answer
    x = 43,805.09

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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.