Home / 236,056.65-325,754.04-128,627.55

Finding the Fourth Proportional to 236,056.65, 325,754.04 and 128,627.55

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Solution

The fourth proportional to 236,056.65, 325,754.04 and 128,627.55 is: 177,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,056.65 : 325,754.04 = 128,627.55 : x
  2. Step 2: Convert to fraction form
    236,056.65/325,754.04 = 128,627.55/x
  3. Step 3: Cross multiply
    236,056.65x = 325,754.04 × 128,627.55
  4. Step 4: Simplify right side
    236,056.65x = 41,900,944,067.80
  5. Step 5: Solve for x
    x = 41,900,944,067.80/236,056.65
  6. Step 6: Final answer
    x = 177,503.76

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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.