Home / 74,362.92-111,527.97-21,776.52

Finding the Fourth Proportional to 74,362.92, 111,527.97 and 21,776.52

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Solution

The fourth proportional to 74,362.92, 111,527.97 and 21,776.52 is: 32,659.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,362.92 : 111,527.97 = 21,776.52 : x
  2. Step 2: Convert to fraction form
    74,362.92/111,527.97 = 21,776.52/x
  3. Step 3: Cross multiply
    74,362.92x = 111,527.97 × 21,776.52
  4. Step 4: Simplify right side
    74,362.92x = 2,428,691,069.26
  5. Step 5: Solve for x
    x = 2,428,691,069.26/74,362.92
  6. Step 6: Final answer
    x = 32,659.97

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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.