Home / 99,769.25-149,523.93-40,535.67

Finding the Fourth Proportional to 99,769.25, 149,523.93 and 40,535.67

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Solution

The fourth proportional to 99,769.25, 149,523.93 and 40,535.67 is: 60,750.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,769.25 : 149,523.93 = 40,535.67 : x
  2. Step 2: Convert to fraction form
    99,769.25/149,523.93 = 40,535.67/x
  3. Step 3: Cross multiply
    99,769.25x = 149,523.93 × 40,535.67
  4. Step 4: Simplify right side
    99,769.25x = 6,061,053,238.11
  5. Step 5: Solve for x
    x = 6,061,053,238.11/99,769.25
  6. Step 6: Final answer
    x = 60,750.71

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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.