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Finding the Fourth Proportional to 52,972.87, 79,492.80 and 29,614.63

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Solution

The fourth proportional to 52,972.87, 79,492.80 and 29,614.63 is: 44,440.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,972.87 : 79,492.80 = 29,614.63 : x
  2. Step 2: Convert to fraction form
    52,972.87/79,492.80 = 29,614.63/x
  3. Step 3: Cross multiply
    52,972.87x = 79,492.80 × 29,614.63
  4. Step 4: Simplify right side
    52,972.87x = 2,354,149,859.66
  5. Step 5: Solve for x
    x = 2,354,149,859.66/52,972.87
  6. Step 6: Final answer
    x = 44,440.67

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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.