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Finding the Fourth Proportional to 52,236.40, 78,315.72 and 24,502

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Solution

The fourth proportional to 52,236.40, 78,315.72 and 24,502 is: 36,734.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,236.40 : 78,315.72 = 24,502 : x
  2. Step 2: Convert to fraction form
    52,236.40/78,315.72 = 24,502/x
  3. Step 3: Cross multiply
    52,236.40x = 78,315.72 × 24,502
  4. Step 4: Simplify right side
    52,236.40x = 1,918,891,771.44
  5. Step 5: Solve for x
    x = 1,918,891,771.44/52,236.40
  6. Step 6: Final answer
    x = 36,734.76

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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.