Home / 236,377.66-326,202.24-128,947.36

Finding the Fourth Proportional to 236,377.66, 326,202.24 and 128,947.36

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Solution

The fourth proportional to 236,377.66, 326,202.24 and 128,947.36 is: 177,947.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,377.66 : 326,202.24 = 128,947.36 : x
  2. Step 2: Convert to fraction form
    236,377.66/326,202.24 = 128,947.36/x
  3. Step 3: Cross multiply
    236,377.66x = 326,202.24 × 128,947.36
  4. Step 4: Simplify right side
    236,377.66x = 42,062,917,674.09
  5. Step 5: Solve for x
    x = 42,062,917,674.09/236,377.66
  6. Step 6: Final answer
    x = 177,947.94

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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.