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Finding the Fourth Proportional to 164,756.52, 227,363.74 and 89,305.04

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Solution

The fourth proportional to 164,756.52, 227,363.74 and 89,305.04 is: 123,240.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,756.52 : 227,363.74 = 89,305.04 : x
  2. Step 2: Convert to fraction form
    164,756.52/227,363.74 = 89,305.04/x
  3. Step 3: Cross multiply
    164,756.52x = 227,363.74 × 89,305.04
  4. Step 4: Simplify right side
    164,756.52x = 20,304,727,895.25
  5. Step 5: Solve for x
    x = 20,304,727,895.25/164,756.52
  6. Step 6: Final answer
    x = 123,240.82

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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.