Home / 104,221.76-156,331.51-25,336.06

Finding the Fourth Proportional to 104,221.76, 156,331.51 and 25,336.06

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Solution

The fourth proportional to 104,221.76, 156,331.51 and 25,336.06 is: 38,003.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,221.76 : 156,331.51 = 25,336.06 : x
  2. Step 2: Convert to fraction form
    104,221.76/156,331.51 = 25,336.06/x
  3. Step 3: Cross multiply
    104,221.76x = 156,331.51 × 25,336.06
  4. Step 4: Simplify right side
    104,221.76x = 3,960,824,063.08
  5. Step 5: Solve for x
    x = 3,960,824,063.08/104,221.76
  6. Step 6: Final answer
    x = 38,003.81

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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.