Home / 127,008.74-175,270.62-73,292.61

Finding the Fourth Proportional to 127,008.74, 175,270.62 and 73,292.61

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Solution

The fourth proportional to 127,008.74, 175,270.62 and 73,292.61 is: 101,142.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,008.74 : 175,270.62 = 73,292.61 : x
  2. Step 2: Convert to fraction form
    127,008.74/175,270.62 = 73,292.61/x
  3. Step 3: Cross multiply
    127,008.74x = 175,270.62 × 73,292.61
  4. Step 4: Simplify right side
    127,008.74x = 12,846,040,237.11
  5. Step 5: Solve for x
    x = 12,846,040,237.11/127,008.74
  6. Step 6: Final answer
    x = 101,142.96

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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.