Home / 127,684.44-176,177.70-73,966.24

Finding the Fourth Proportional to 127,684.44, 176,177.70 and 73,966.24

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Solution

The fourth proportional to 127,684.44, 176,177.70 and 73,966.24 is: 102,057.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,684.44 : 176,177.70 = 73,966.24 : x
  2. Step 2: Convert to fraction form
    127,684.44/176,177.70 = 73,966.24/x
  3. Step 3: Cross multiply
    127,684.44x = 176,177.70 × 73,966.24
  4. Step 4: Simplify right side
    127,684.44x = 13,031,202,040.85
  5. Step 5: Solve for x
    x = 13,031,202,040.85/127,684.44
  6. Step 6: Final answer
    x = 102,057.87

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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.