Home / 99,021.33-148,316.85-60,954.57

Finding the Fourth Proportional to 99,021.33, 148,316.85 and 60,954.57

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Solution

The fourth proportional to 99,021.33, 148,316.85 and 60,954.57 is: 91,299.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,021.33 : 148,316.85 = 60,954.57 : x
  2. Step 2: Convert to fraction form
    99,021.33/148,316.85 = 60,954.57/x
  3. Step 3: Cross multiply
    99,021.33x = 148,316.85 × 60,954.57
  4. Step 4: Simplify right side
    99,021.33x = 9,040,589,815.50
  5. Step 5: Solve for x
    x = 9,040,589,815.50/99,021.33
  6. Step 6: Final answer
    x = 91,299.42

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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.