Home / 99,867.88-149,830.62-44,450.92

Finding the Fourth Proportional to 99,867.88, 149,830.62 and 44,450.92

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Solution

The fourth proportional to 99,867.88, 149,830.62 and 44,450.92 is: 66,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,867.88 : 149,830.62 = 44,450.92 : x
  2. Step 2: Convert to fraction form
    99,867.88/149,830.62 = 44,450.92/x
  3. Step 3: Cross multiply
    99,867.88x = 149,830.62 × 44,450.92
  4. Step 4: Simplify right side
    99,867.88x = 6,660,108,903.17
  5. Step 5: Solve for x
    x = 6,660,108,903.17/99,867.88
  6. Step 6: Final answer
    x = 66,689.20

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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.