Home / 68,258.62-94,196.68-38,043.60

Finding the Fourth Proportional to 68,258.62, 94,196.68 and 38,043.60

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Solution

The fourth proportional to 68,258.62, 94,196.68 and 38,043.60 is: 52,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,258.62 : 94,196.68 = 38,043.60 : x
  2. Step 2: Convert to fraction form
    68,258.62/94,196.68 = 38,043.60/x
  3. Step 3: Cross multiply
    68,258.62x = 94,196.68 × 38,043.60
  4. Step 4: Simplify right side
    68,258.62x = 3,583,580,815.25
  5. Step 5: Solve for x
    x = 3,583,580,815.25/68,258.62
  6. Step 6: Final answer
    x = 52,500.05

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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.