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Finding the Fourth Proportional to 62,563.50, 86,337.90 and 34,269.12

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Solution

The fourth proportional to 62,563.50, 86,337.90 and 34,269.12 is: 47,291.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,563.50 : 86,337.90 = 34,269.12 : x
  2. Step 2: Convert to fraction form
    62,563.50/86,337.90 = 34,269.12/x
  3. Step 3: Cross multiply
    62,563.50x = 86,337.90 × 34,269.12
  4. Step 4: Simplify right side
    62,563.50x = 2,958,723,855.65
  5. Step 5: Solve for x
    x = 2,958,723,855.65/62,563.50
  6. Step 6: Final answer
    x = 47,291.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.