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Finding the Fourth Proportional to 64,544.85, 89,080.24 and 36,250.53

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Solution

The fourth proportional to 64,544.85, 89,080.24 and 36,250.53 is: 50,030.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,544.85 : 89,080.24 = 36,250.53 : x
  2. Step 2: Convert to fraction form
    64,544.85/89,080.24 = 36,250.53/x
  3. Step 3: Cross multiply
    64,544.85x = 89,080.24 × 36,250.53
  4. Step 4: Simplify right side
    64,544.85x = 3,229,205,912.53
  5. Step 5: Solve for x
    x = 3,229,205,912.53/64,544.85
  6. Step 6: Final answer
    x = 50,030.42

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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.