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Finding the Fourth Proportional to 96,087.87, 144,220.41 and 48,736.20

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Solution

The fourth proportional to 96,087.87, 144,220.41 and 48,736.20 is: 73,149.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,087.87 : 144,220.41 = 48,736.20 : x
  2. Step 2: Convert to fraction form
    96,087.87/144,220.41 = 48,736.20/x
  3. Step 3: Cross multiply
    96,087.87x = 144,220.41 × 48,736.20
  4. Step 4: Simplify right side
    96,087.87x = 7,028,754,745.84
  5. Step 5: Solve for x
    x = 7,028,754,745.84/96,087.87
  6. Step 6: Final answer
    x = 73,149.24

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1.5x scale

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.