Home / 109,977.75-151,769.43-62,230.14

Finding the Fourth Proportional to 109,977.75, 151,769.43 and 62,230.14

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Solution

The fourth proportional to 109,977.75, 151,769.43 and 62,230.14 is: 85,877.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,977.75 : 151,769.43 = 62,230.14 : x
  2. Step 2: Convert to fraction form
    109,977.75/151,769.43 = 62,230.14/x
  3. Step 3: Cross multiply
    109,977.75x = 151,769.43 × 62,230.14
  4. Step 4: Simplify right side
    109,977.75x = 9,444,632,876.62
  5. Step 5: Solve for x
    x = 9,444,632,876.62/109,977.75
  6. Step 6: Final answer
    x = 85,877.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.