Home / 68,723.10-94,838.85-41,866.74

Finding the Fourth Proportional to 68,723.10, 94,838.85 and 41,866.74

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Solution

The fourth proportional to 68,723.10, 94,838.85 and 41,866.74 is: 57,776.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,723.10 : 94,838.85 = 41,866.74 : x
  2. Step 2: Convert to fraction form
    68,723.10/94,838.85 = 41,866.74/x
  3. Step 3: Cross multiply
    68,723.10x = 94,838.85 × 41,866.74
  4. Step 4: Simplify right side
    68,723.10x = 3,970,593,474.85
  5. Step 5: Solve for x
    x = 3,970,593,474.85/68,723.10
  6. Step 6: Final answer
    x = 57,776.69

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1.5x scale

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.