Home / 69,066.24-103,529.64-26,920

Finding the Fourth Proportional to 69,066.24, 103,529.64 and 26,920

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Solution

The fourth proportional to 69,066.24, 103,529.64 and 26,920 is: 40,352.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,066.24 : 103,529.64 = 26,920 : x
  2. Step 2: Convert to fraction form
    69,066.24/103,529.64 = 26,920/x
  3. Step 3: Cross multiply
    69,066.24x = 103,529.64 × 26,920
  4. Step 4: Simplify right side
    69,066.24x = 2,787,017,908.80
  5. Step 5: Solve for x
    x = 2,787,017,908.80/69,066.24
  6. Step 6: Final answer
    x = 40,352.83

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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.