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Finding the Fourth Proportional to 40,487.84, 55,873.30 and 22,584.01

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Solution

The fourth proportional to 40,487.84, 55,873.30 and 22,584.01 is: 31,165.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,487.84 : 55,873.30 = 22,584.01 : x
  2. Step 2: Convert to fraction form
    40,487.84/55,873.30 = 22,584.01/x
  3. Step 3: Cross multiply
    40,487.84x = 55,873.30 × 22,584.01
  4. Step 4: Simplify right side
    40,487.84x = 1,261,842,773.65
  5. Step 5: Solve for x
    x = 1,261,842,773.65/40,487.84
  6. Step 6: Final answer
    x = 31,165.97

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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.