Home / 69,081.36-103,617.33-26,953.65

Finding the Fourth Proportional to 69,081.36, 103,617.33 and 26,953.65

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Solution

The fourth proportional to 69,081.36, 103,617.33 and 26,953.65 is: 40,428.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,081.36 : 103,617.33 = 26,953.65 : x
  2. Step 2: Convert to fraction form
    69,081.36/103,617.33 = 26,953.65/x
  3. Step 3: Cross multiply
    69,081.36x = 103,617.33 × 26,953.65
  4. Step 4: Simplify right side
    69,081.36x = 2,792,865,246.75
  5. Step 5: Solve for x
    x = 2,792,865,246.75/69,081.36
  6. Step 6: Final answer
    x = 40,428.64

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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.