Home / 236,843.49-326,844.11-127,947.87

Finding the Fourth Proportional to 236,843.49, 326,844.11 and 127,947.87

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Solution

The fourth proportional to 236,843.49, 326,844.11 and 127,947.87 is: 176,568.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,843.49 : 326,844.11 = 127,947.87 : x
  2. Step 2: Convert to fraction form
    236,843.49/326,844.11 = 127,947.87/x
  3. Step 3: Cross multiply
    236,843.49x = 326,844.11 × 127,947.87
  4. Step 4: Simplify right side
    236,843.49x = 41,819,007,056.81
  5. Step 5: Solve for x
    x = 41,819,007,056.81/236,843.49
  6. Step 6: Final answer
    x = 176,568.11

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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.