Home / 127,049.04-175,326.46-69,687.18

Finding the Fourth Proportional to 127,049.04, 175,326.46 and 69,687.18

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Solution

The fourth proportional to 127,049.04, 175,326.46 and 69,687.18 is: 96,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,049.04 : 175,326.46 = 69,687.18 : x
  2. Step 2: Convert to fraction form
    127,049.04/175,326.46 = 69,687.18/x
  3. Step 3: Cross multiply
    127,049.04x = 175,326.46 × 69,687.18
  4. Step 4: Simplify right side
    127,049.04x = 12,218,006,402.56
  5. Step 5: Solve for x
    x = 12,218,006,402.56/127,049.04
  6. Step 6: Final answer
    x = 96,167.64

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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.