Home / 69,318.72-95,615.81-45,446.94

Finding the Fourth Proportional to 69,318.72, 95,615.81 and 45,446.94

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Solution

The fourth proportional to 69,318.72, 95,615.81 and 45,446.94 is: 62,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,318.72 : 95,615.81 = 45,446.94 : x
  2. Step 2: Convert to fraction form
    69,318.72/95,615.81 = 45,446.94/x
  3. Step 3: Cross multiply
    69,318.72x = 95,615.81 × 45,446.94
  4. Step 4: Simplify right side
    69,318.72x = 4,345,445,923.31
  5. Step 5: Solve for x
    x = 4,345,445,923.31/69,318.72
  6. Step 6: Final answer
    x = 62,687.91

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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.