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Finding the Fourth Proportional to 58,591.20, 80,860.83 and 33,102.24

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Solution

The fourth proportional to 58,591.20, 80,860.83 and 33,102.24 is: 45,683.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,591.20 : 80,860.83 = 33,102.24 : x
  2. Step 2: Convert to fraction form
    58,591.20/80,860.83 = 33,102.24/x
  3. Step 3: Cross multiply
    58,591.20x = 80,860.83 × 33,102.24
  4. Step 4: Simplify right side
    58,591.20x = 2,676,674,601.26
  5. Step 5: Solve for x
    x = 2,676,674,601.26/58,591.20
  6. Step 6: Final answer
    x = 45,683.90

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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.