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Finding the Fourth Proportional to 49,523.51, 68,375.07 and 35,215.07

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Solution

The fourth proportional to 49,523.51, 68,375.07 and 35,215.07 is: 48,619.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,523.51 : 68,375.07 = 35,215.07 : x
  2. Step 2: Convert to fraction form
    49,523.51/68,375.07 = 35,215.07/x
  3. Step 3: Cross multiply
    49,523.51x = 68,375.07 × 35,215.07
  4. Step 4: Simplify right side
    49,523.51x = 2,407,832,534.43
  5. Step 5: Solve for x
    x = 2,407,832,534.43/49,523.51
  6. Step 6: Final answer
    x = 48,619.99

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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.