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Finding the Fourth Proportional to 57,741.70, 86,594.55 and 22,692.10

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Solution

The fourth proportional to 57,741.70, 86,594.55 and 22,692.10 is: 34,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,741.70 : 86,594.55 = 22,692.10 : x
  2. Step 2: Convert to fraction form
    57,741.70/86,594.55 = 22,692.10/x
  3. Step 3: Cross multiply
    57,741.70x = 86,594.55 × 22,692.10
  4. Step 4: Simplify right side
    57,741.70x = 1,965,012,188.06
  5. Step 5: Solve for x
    x = 1,965,012,188.06/57,741.70
  6. Step 6: Final answer
    x = 34,031.08

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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.