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Finding the Fourth Proportional to 127,111.93, 175,414.49 and 70,523.17

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Solution

The fourth proportional to 127,111.93, 175,414.49 and 70,523.17 is: 97,321.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,111.93 : 175,414.49 = 70,523.17 : x
  2. Step 2: Convert to fraction form
    127,111.93/175,414.49 = 70,523.17/x
  3. Step 3: Cross multiply
    127,111.93x = 175,414.49 × 70,523.17
  4. Step 4: Simplify right side
    127,111.93x = 12,370,785,546.12
  5. Step 5: Solve for x
    x = 12,370,785,546.12/127,111.93
  6. Step 6: Final answer
    x = 97,321.99

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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.