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Finding the Fourth Proportional to 119,250.87, 164,569.23 and 65,537.25

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Solution

The fourth proportional to 119,250.87, 164,569.23 and 65,537.25 is: 90,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,250.87 : 164,569.23 = 65,537.25 : x
  2. Step 2: Convert to fraction form
    119,250.87/164,569.23 = 65,537.25/x
  3. Step 3: Cross multiply
    119,250.87x = 164,569.23 × 65,537.25
  4. Step 4: Simplify right side
    119,250.87x = 10,785,414,768.82
  5. Step 5: Solve for x
    x = 10,785,414,768.82/119,250.87
  6. Step 6: Final answer
    x = 90,443.07

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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.