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Finding the Fourth Proportional to 99,554.88, 149,293.44 and 44,112

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Solution

The fourth proportional to 99,554.88, 149,293.44 and 44,112 is: 66,150.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,554.88 : 149,293.44 = 44,112 : x
  2. Step 2: Convert to fraction form
    99,554.88/149,293.44 = 44,112/x
  3. Step 3: Cross multiply
    99,554.88x = 149,293.44 × 44,112
  4. Step 4: Simplify right side
    99,554.88x = 6,585,632,225.28
  5. Step 5: Solve for x
    x = 6,585,632,225.28/99,554.88
  6. Step 6: Final answer
    x = 66,150.77

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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.