Home / 235,175.13-324,542.30-127,744.29

Finding the Fourth Proportional to 235,175.13, 324,542.30 and 127,744.29

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Solution

The fourth proportional to 235,175.13, 324,542.30 and 127,744.29 is: 176,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,175.13 : 324,542.30 = 127,744.29 : x
  2. Step 2: Convert to fraction form
    235,175.13/324,542.30 = 127,744.29/x
  3. Step 3: Cross multiply
    235,175.13x = 324,542.30 × 127,744.29
  4. Step 4: Simplify right side
    235,175.13x = 41,458,425,049.75
  5. Step 5: Solve for x
    x = 41,458,425,049.75/235,175.13
  6. Step 6: Final answer
    x = 176,287.45

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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.