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Finding the Fourth Proportional to 68,084.88, 93,959.64 and 37,873.68

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Solution

The fourth proportional to 68,084.88, 93,959.64 and 37,873.68 is: 52,267.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,084.88 : 93,959.64 = 37,873.68 : x
  2. Step 2: Convert to fraction form
    68,084.88/93,959.64 = 37,873.68/x
  3. Step 3: Cross multiply
    68,084.88x = 93,959.64 × 37,873.68
  4. Step 4: Simplify right side
    68,084.88x = 3,558,597,338.28
  5. Step 5: Solve for x
    x = 3,558,597,338.28/68,084.88
  6. Step 6: Final answer
    x = 52,267.07

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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.