Home / 236,839.38-326,838.42-127,943.75

Finding the Fourth Proportional to 236,839.38, 326,838.42 and 127,943.75

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Solution

The fourth proportional to 236,839.38, 326,838.42 and 127,943.75 is: 176,562.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,839.38 : 326,838.42 = 127,943.75 : x
  2. Step 2: Convert to fraction form
    236,839.38/326,838.42 = 127,943.75/x
  3. Step 3: Cross multiply
    236,839.38x = 326,838.42 × 127,943.75
  4. Step 4: Simplify right side
    236,839.38x = 41,816,931,464.68
  5. Step 5: Solve for x
    x = 41,816,931,464.68/236,839.38
  6. Step 6: Final answer
    x = 176,562.41

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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.