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Finding the Fourth Proportional to 60,560,239.80, 90,861,354.90 and 26,506,025.40

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Solution

The fourth proportional to 60,560,239.80, 90,861,354.90 and 26,506,025.40 is: 39,768,227.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,560,239.80 : 90,861,354.90 = 26,506,025.40 : x
  2. Step 2: Convert to fraction form
    60,560,239.80/90,861,354.90 = 26,506,025.40/x
  3. Step 3: Cross multiply
    60,560,239.80x = 90,861,354.90 × 26,506,025.40
  4. Step 4: Simplify right side
    60,560,239.80x = 2,408,373,380,857,814.50
  5. Step 5: Solve for x
    x = 2,408,373,380,857,814.50/60,560,239.80
  6. Step 6: Final answer
    x = 39,768,227.29

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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.