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Finding the Fourth Proportional to 84,471.54, 116,537.56 and 54,252.66

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Solution

The fourth proportional to 84,471.54, 116,537.56 and 54,252.66 is: 74,847.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,471.54 : 116,537.56 = 54,252.66 : x
  2. Step 2: Convert to fraction form
    84,471.54/116,537.56 = 54,252.66/x
  3. Step 3: Cross multiply
    84,471.54x = 116,537.56 × 54,252.66
  4. Step 4: Simplify right side
    84,471.54x = 6,322,472,619.91
  5. Step 5: Solve for x
    x = 6,322,472,619.91/84,471.54
  6. Step 6: Final answer
    x = 74,847.37

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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.