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Finding the Fourth Proportional to 44,212.85, 65,917.17 and 39,226.49

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Solution

The fourth proportional to 44,212.85, 65,917.17 and 39,226.49 is: 58,482.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,212.85 : 65,917.17 = 39,226.49 : x
  2. Step 2: Convert to fraction form
    44,212.85/65,917.17 = 39,226.49/x
  3. Step 3: Cross multiply
    44,212.85x = 65,917.17 × 39,226.49
  4. Step 4: Simplify right side
    44,212.85x = 2,585,699,013.70
  5. Step 5: Solve for x
    x = 2,585,699,013.70/44,212.85
  6. Step 6: Final answer
    x = 58,482.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.