Home / 177,388.29-244,999.50-129,204.90

Finding the Fourth Proportional to 177,388.29, 244,999.50 and 129,204.90

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Solution

The fourth proportional to 177,388.29, 244,999.50 and 129,204.90 is: 178,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,388.29 : 244,999.50 = 129,204.90 : x
  2. Step 2: Convert to fraction form
    177,388.29/244,999.50 = 129,204.90/x
  3. Step 3: Cross multiply
    177,388.29x = 244,999.50 × 129,204.90
  4. Step 4: Simplify right side
    177,388.29x = 31,655,135,897.55
  5. Step 5: Solve for x
    x = 31,655,135,897.55/177,388.29
  6. Step 6: Final answer
    x = 178,451.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.