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Finding the Fourth Proportional to 101,822.57, 152,672.46 and 45,652.52

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Solution

The fourth proportional to 101,822.57, 152,672.46 and 45,652.52 is: 68,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,822.57 : 152,672.46 = 45,652.52 : x
  2. Step 2: Convert to fraction form
    101,822.57/152,672.46 = 45,652.52/x
  3. Step 3: Cross multiply
    101,822.57x = 152,672.46 × 45,652.52
  4. Step 4: Simplify right side
    101,822.57x = 6,969,881,770.24
  5. Step 5: Solve for x
    x = 6,969,881,770.24/101,822.57
  6. Step 6: Final answer
    x = 68,451.25

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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.