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Finding the Fourth Proportional to 73,782.97, 101,825.31 and 41,954.83

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Solution

The fourth proportional to 73,782.97, 101,825.31 and 41,954.83 is: 57,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,782.97 : 101,825.31 = 41,954.83 : x
  2. Step 2: Convert to fraction form
    73,782.97/101,825.31 = 41,954.83/x
  3. Step 3: Cross multiply
    73,782.97x = 101,825.31 × 41,954.83
  4. Step 4: Simplify right side
    73,782.97x = 4,272,063,570.75
  5. Step 5: Solve for x
    x = 4,272,063,570.75/73,782.97
  6. Step 6: Final answer
    x = 57,900.40

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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.