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Finding the Fourth Proportional to 48,297.68, 66,550.92 and 38,828.24

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Solution

The fourth proportional to 48,297.68, 66,550.92 and 38,828.24 is: 53,502.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,297.68 : 66,550.92 = 38,828.24 : x
  2. Step 2: Convert to fraction form
    48,297.68/66,550.92 = 38,828.24/x
  3. Step 3: Cross multiply
    48,297.68x = 66,550.92 × 38,828.24
  4. Step 4: Simplify right side
    48,297.68x = 2,584,055,093.98
  5. Step 5: Solve for x
    x = 2,584,055,093.98/48,297.68
  6. Step 6: Final answer
    x = 53,502.68

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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.