Home / 68,523.12-102,722.24-26,376.24

Finding the Fourth Proportional to 68,523.12, 102,722.24 and 26,376.24

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Solution

The fourth proportional to 68,523.12, 102,722.24 and 26,376.24 is: 39,540.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,523.12 : 102,722.24 = 26,376.24 : x
  2. Step 2: Convert to fraction form
    68,523.12/102,722.24 = 26,376.24/x
  3. Step 3: Cross multiply
    68,523.12x = 102,722.24 × 26,376.24
  4. Step 4: Simplify right side
    68,523.12x = 2,709,426,455.58
  5. Step 5: Solve for x
    x = 2,709,426,455.58/68,523.12
  6. Step 6: Final answer
    x = 39,540.33

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1.5x scale

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.