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Finding the Fourth Proportional to 251,350.76, 377,022.83 and 61,812.77

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Solution

The fourth proportional to 251,350.76, 377,022.83 and 61,812.77 is: 92,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,350.76 : 377,022.83 = 61,812.77 : x
  2. Step 2: Convert to fraction form
    251,350.76/377,022.83 = 61,812.77/x
  3. Step 3: Cross multiply
    251,350.76x = 377,022.83 × 61,812.77
  4. Step 4: Simplify right side
    251,350.76x = 23,304,823,281.36
  5. Step 5: Solve for x
    x = 23,304,823,281.36/251,350.76
  6. Step 6: Final answer
    x = 92,718.33

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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.