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Finding the Fourth Proportional to 73,857.06, 101,922.22 and 40,323.06

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Solution

The fourth proportional to 73,857.06, 101,922.22 and 40,323.06 is: 55,645.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,857.06 : 101,922.22 = 40,323.06 : x
  2. Step 2: Convert to fraction form
    73,857.06/101,922.22 = 40,323.06/x
  3. Step 3: Cross multiply
    73,857.06x = 101,922.22 × 40,323.06
  4. Step 4: Simplify right side
    73,857.06x = 4,109,815,792.39
  5. Step 5: Solve for x
    x = 4,109,815,792.39/73,857.06
  6. Step 6: Final answer
    x = 55,645.54

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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.