Home / 127,270.23-175,633.33-70,681.61

Finding the Fourth Proportional to 127,270.23, 175,633.33 and 70,681.61

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Solution

The fourth proportional to 127,270.23, 175,633.33 and 70,681.61 is: 97,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,270.23 : 175,633.33 = 70,681.61 : x
  2. Step 2: Convert to fraction form
    127,270.23/175,633.33 = 70,681.61/x
  3. Step 3: Cross multiply
    127,270.23x = 175,633.33 × 70,681.61
  4. Step 4: Simplify right side
    127,270.23x = 12,414,046,183.33
  5. Step 5: Solve for x
    x = 12,414,046,183.33/127,270.23
  6. Step 6: Final answer
    x = 97,540.85

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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.