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Finding the Fourth Proportional to 183,863.40, 275,730.30 and 65,538.60

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Solution

The fourth proportional to 183,863.40, 275,730.30 and 65,538.60 is: 98,284.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,863.40 : 275,730.30 = 65,538.60 : x
  2. Step 2: Convert to fraction form
    183,863.40/275,730.30 = 65,538.60/x
  3. Step 3: Cross multiply
    183,863.40x = 275,730.30 × 65,538.60
  4. Step 4: Simplify right side
    183,863.40x = 18,070,977,839.58
  5. Step 5: Solve for x
    x = 18,070,977,839.58/183,863.40
  6. Step 6: Final answer
    x = 98,284.80

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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.