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Finding the Fourth Proportional to 117,893.04, 176,841.36 and 65,634.64

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Solution

The fourth proportional to 117,893.04, 176,841.36 and 65,634.64 is: 98,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,893.04 : 176,841.36 = 65,634.64 : x
  2. Step 2: Convert to fraction form
    117,893.04/176,841.36 = 65,634.64/x
  3. Step 3: Cross multiply
    117,893.04x = 176,841.36 × 65,634.64
  4. Step 4: Simplify right side
    117,893.04x = 11,606,919,000.71
  5. Step 5: Solve for x
    x = 11,606,919,000.71/117,893.04
  6. Step 6: Final answer
    x = 98,452.96

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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.