Home / 177,229.40-265,613.70-127,923.80

Finding the Fourth Proportional to 177,229.40, 265,613.70 and 127,923.80

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Solution

The fourth proportional to 177,229.40, 265,613.70 and 127,923.80 is: 191,719.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,229.40 : 265,613.70 = 127,923.80 : x
  2. Step 2: Convert to fraction form
    177,229.40/265,613.70 = 127,923.80/x
  3. Step 3: Cross multiply
    177,229.40x = 265,613.70 × 127,923.80
  4. Step 4: Simplify right side
    177,229.40x = 33,978,313,836.06
  5. Step 5: Solve for x
    x = 33,978,313,836.06/177,229.40
  6. Step 6: Final answer
    x = 191,719.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.