Home / 234,909.32-324,177.23-127,480.28

Finding the Fourth Proportional to 234,909.32, 324,177.23 and 127,480.28

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Solution

The fourth proportional to 234,909.32, 324,177.23 and 127,480.28 is: 175,924.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,909.32 : 324,177.23 = 127,480.28 : x
  2. Step 2: Convert to fraction form
    234,909.32/324,177.23 = 127,480.28/x
  3. Step 3: Cross multiply
    234,909.32x = 324,177.23 × 127,480.28
  4. Step 4: Simplify right side
    234,909.32x = 41,326,202,747.84
  5. Step 5: Solve for x
    x = 41,326,202,747.84/234,909.32
  6. Step 6: Final answer
    x = 175,924.07

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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.