Home / 99,968.16-150,025.92-47,377.44

Finding the Fourth Proportional to 99,968.16, 150,025.92 and 47,377.44

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Solution

The fourth proportional to 99,968.16, 150,025.92 and 47,377.44 is: 71,101.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,968.16 : 150,025.92 = 47,377.44 : x
  2. Step 2: Convert to fraction form
    99,968.16/150,025.92 = 47,377.44/x
  3. Step 3: Cross multiply
    99,968.16x = 150,025.92 × 47,377.44
  4. Step 4: Simplify right side
    99,968.16x = 7,107,844,023.24
  5. Step 5: Solve for x
    x = 7,107,844,023.24/99,968.16
  6. Step 6: Final answer
    x = 71,101.08

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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.