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Finding the Fourth Proportional to 127,443.33, 175,865.04 and 70,081.56

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Solution

The fourth proportional to 127,443.33, 175,865.04 and 70,081.56 is: 96,708.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,443.33 : 175,865.04 = 70,081.56 : x
  2. Step 2: Convert to fraction form
    127,443.33/175,865.04 = 70,081.56/x
  3. Step 3: Cross multiply
    127,443.33x = 175,865.04 × 70,081.56
  4. Step 4: Simplify right side
    127,443.33x = 12,324,896,352.66
  5. Step 5: Solve for x
    x = 12,324,896,352.66/127,443.33
  6. Step 6: Final answer
    x = 96,708.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.