Home / 236,055.43-325,752.29-128,626.39

Finding the Fourth Proportional to 236,055.43, 325,752.29 and 128,626.39

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Solution

The fourth proportional to 236,055.43, 325,752.29 and 128,626.39 is: 177,502.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,055.43 : 325,752.29 = 128,626.39 : x
  2. Step 2: Convert to fraction form
    236,055.43/325,752.29 = 128,626.39/x
  3. Step 3: Cross multiply
    236,055.43x = 325,752.29 × 128,626.39
  4. Step 4: Simplify right side
    236,055.43x = 41,900,340,453.80
  5. Step 5: Solve for x
    x = 41,900,340,453.80/236,055.43
  6. Step 6: Final answer
    x = 177,502.13

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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.