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Finding the Fourth Proportional to 50,603.81, 69,839.42 and 29,383.08

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Solution

The fourth proportional to 50,603.81, 69,839.42 and 29,383.08 is: 40,552.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,603.81 : 69,839.42 = 29,383.08 : x
  2. Step 2: Convert to fraction form
    50,603.81/69,839.42 = 29,383.08/x
  3. Step 3: Cross multiply
    50,603.81x = 69,839.42 × 29,383.08
  4. Step 4: Simplify right side
    50,603.81x = 2,052,097,338.47
  5. Step 5: Solve for x
    x = 2,052,097,338.47/50,603.81
  6. Step 6: Final answer
    x = 40,552.23

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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.