Home / 68,857.68-103,255.35-24,485.61

Finding the Fourth Proportional to 68,857.68, 103,255.35 and 24,485.61

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Solution

The fourth proportional to 68,857.68, 103,255.35 and 24,485.61 is: 36,717.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,857.68 : 103,255.35 = 24,485.61 : x
  2. Step 2: Convert to fraction form
    68,857.68/103,255.35 = 24,485.61/x
  3. Step 3: Cross multiply
    68,857.68x = 103,255.35 × 24,485.61
  4. Step 4: Simplify right side
    68,857.68x = 2,528,270,230.51
  5. Step 5: Solve for x
    x = 2,528,270,230.51/68,857.68
  6. Step 6: Final answer
    x = 36,717.33

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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.