Home / 127,669.65-176,259.56-113,481.48

Finding the Fourth Proportional to 127,669.65, 176,259.56 and 113,481.48

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Solution

The fourth proportional to 127,669.65, 176,259.56 and 113,481.48 is: 156,671.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,669.65 : 176,259.56 = 113,481.48 : x
  2. Step 2: Convert to fraction form
    127,669.65/176,259.56 = 113,481.48/x
  3. Step 3: Cross multiply
    127,669.65x = 176,259.56 × 113,481.48
  4. Step 4: Simplify right side
    127,669.65x = 20,002,195,732.95
  5. Step 5: Solve for x
    x = 20,002,195,732.95/127,669.65
  6. Step 6: Final answer
    x = 156,671.50

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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.