Home / 127,600.10-176,040.70-127,403.27

Finding the Fourth Proportional to 127,600.10, 176,040.70 and 127,403.27

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Solution

The fourth proportional to 127,600.10, 176,040.70 and 127,403.27 is: 175,769.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,600.10 : 176,040.70 = 127,403.27 : x
  2. Step 2: Convert to fraction form
    127,600.10/176,040.70 = 127,403.27/x
  3. Step 3: Cross multiply
    127,600.10x = 176,040.70 × 127,403.27
  4. Step 4: Simplify right side
    127,600.10x = 22,428,160,833.09
  5. Step 5: Solve for x
    x = 22,428,160,833.09/127,600.10
  6. Step 6: Final answer
    x = 175,769.15

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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.