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Finding the Fourth Proportional to 52,000.56, 71,759.07 and 32,890.77

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Solution

The fourth proportional to 52,000.56, 71,759.07 and 32,890.77 is: 45,388.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,000.56 : 71,759.07 = 32,890.77 : x
  2. Step 2: Convert to fraction form
    52,000.56/71,759.07 = 32,890.77/x
  3. Step 3: Cross multiply
    52,000.56x = 71,759.07 × 32,890.77
  4. Step 4: Simplify right side
    52,000.56x = 2,360,211,066.78
  5. Step 5: Solve for x
    x = 2,360,211,066.78/52,000.56
  6. Step 6: Final answer
    x = 45,388.19

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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.