Home / 104,517.03-156,778.53-25,631.22

Finding the Fourth Proportional to 104,517.03, 156,778.53 and 25,631.22

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Solution

The fourth proportional to 104,517.03, 156,778.53 and 25,631.22 is: 38,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,517.03 : 156,778.53 = 25,631.22 : x
  2. Step 2: Convert to fraction form
    104,517.03/156,778.53 = 25,631.22/x
  3. Step 3: Cross multiply
    104,517.03x = 156,778.53 × 25,631.22
  4. Step 4: Simplify right side
    104,517.03x = 4,018,424,993.71
  5. Step 5: Solve for x
    x = 4,018,424,993.71/104,517.03
  6. Step 6: Final answer
    x = 38,447.56

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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.