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Finding the Fourth Proportional to 251,052.34, 376,578.51 and 73,559.38

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Solution

The fourth proportional to 251,052.34, 376,578.51 and 73,559.38 is: 110,339.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,052.34 : 376,578.51 = 73,559.38 : x
  2. Step 2: Convert to fraction form
    251,052.34/376,578.51 = 73,559.38/x
  3. Step 3: Cross multiply
    251,052.34x = 376,578.51 × 73,559.38
  4. Step 4: Simplify right side
    251,052.34x = 27,700,881,716.92
  5. Step 5: Solve for x
    x = 27,700,881,716.92/251,052.34
  6. Step 6: Final answer
    x = 110,339.07

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Why These Related Problems?

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