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Finding the Fourth Proportional to 251,752.84, 377,629.27 and 93,993.60

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Solution

The fourth proportional to 251,752.84, 377,629.27 and 93,993.60 is: 140,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,752.84 : 377,629.27 = 93,993.60 : x
  2. Step 2: Convert to fraction form
    251,752.84/377,629.27 = 93,993.60/x
  3. Step 3: Cross multiply
    251,752.84x = 377,629.27 × 93,993.60
  4. Step 4: Simplify right side
    251,752.84x = 35,494,732,901.58
  5. Step 5: Solve for x
    x = 35,494,732,901.58/251,752.84
  6. Step 6: Final answer
    x = 140,990.40

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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.