Home / 99,874.41-149,812.18-33,314.36

Finding the Fourth Proportional to 99,874.41, 149,812.18 and 33,314.36

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Solution

The fourth proportional to 99,874.41, 149,812.18 and 33,314.36 is: 49,971.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,874.41 : 149,812.18 = 33,314.36 : x
  2. Step 2: Convert to fraction form
    99,874.41/149,812.18 = 33,314.36/x
  3. Step 3: Cross multiply
    99,874.41x = 149,812.18 × 33,314.36
  4. Step 4: Simplify right side
    99,874.41x = 4,990,896,896.90
  5. Step 5: Solve for x
    x = 4,990,896,896.90/99,874.41
  6. Step 6: Final answer
    x = 49,971.73

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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.