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Finding the Fourth Proportional to 103,950, 155,934.72 and 33,810.48

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Solution

The fourth proportional to 103,950, 155,934.72 and 33,810.48 is: 50,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,950 : 155,934.72 = 33,810.48 : x
  2. Step 2: Convert to fraction form
    103,950/155,934.72 = 33,810.48/x
  3. Step 3: Cross multiply
    103,950x = 155,934.72 × 33,810.48
  4. Step 4: Simplify right side
    103,950x = 5,272,227,731.87
  5. Step 5: Solve for x
    x = 5,272,227,731.87/103,950
  6. Step 6: Final answer
    x = 50,718.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.