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Finding the Fourth Proportional to 57,587.01, 86,387.79 and 22,522.11

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Solution

The fourth proportional to 57,587.01, 86,387.79 and 22,522.11 is: 33,786.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,587.01 : 86,387.79 = 22,522.11 : x
  2. Step 2: Convert to fraction form
    57,587.01/86,387.79 = 22,522.11/x
  3. Step 3: Cross multiply
    57,587.01x = 86,387.79 × 22,522.11
  4. Step 4: Simplify right side
    57,587.01x = 1,945,635,309.04
  5. Step 5: Solve for x
    x = 1,945,635,309.04/57,587.01
  6. Step 6: Final answer
    x = 33,786.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.