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Finding the Fourth Proportional to 123,223.32, 170,047.98 and 69,508.17

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Solution

The fourth proportional to 123,223.32, 170,047.98 and 69,508.17 is: 95,921.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,223.32 : 170,047.98 = 69,508.17 : x
  2. Step 2: Convert to fraction form
    123,223.32/170,047.98 = 69,508.17/x
  3. Step 3: Cross multiply
    123,223.32x = 170,047.98 × 69,508.17
  4. Step 4: Simplify right side
    123,223.32x = 11,819,723,902.00
  5. Step 5: Solve for x
    x = 11,819,723,902.00/123,223.32
  6. Step 6: Final answer
    x = 95,921.16

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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.