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Finding the Fourth Proportional to 58,558.62, 80,947.08 and 52,247.76

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Solution

The fourth proportional to 58,558.62, 80,947.08 and 52,247.76 is: 72,223.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,558.62 : 80,947.08 = 52,247.76 : x
  2. Step 2: Convert to fraction form
    58,558.62/80,947.08 = 52,247.76/x
  3. Step 3: Cross multiply
    58,558.62x = 80,947.08 × 52,247.76
  4. Step 4: Simplify right side
    58,558.62x = 4,229,303,608.54
  5. Step 5: Solve for x
    x = 4,229,303,608.54/58,558.62
  6. Step 6: Final answer
    x = 72,223.42

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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.