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Finding the Fourth Proportional to 43,744.60, 65,616.90 and 25,017.40

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Solution

The fourth proportional to 43,744.60, 65,616.90 and 25,017.40 is: 37,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,744.60 : 65,616.90 = 25,017.40 : x
  2. Step 2: Convert to fraction form
    43,744.60/65,616.90 = 25,017.40/x
  3. Step 3: Cross multiply
    43,744.60x = 65,616.90 × 25,017.40
  4. Step 4: Simplify right side
    43,744.60x = 1,641,564,234.06
  5. Step 5: Solve for x
    x = 1,641,564,234.06/43,744.60
  6. Step 6: Final answer
    x = 37,526.10

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1.5x scale

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.