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Finding the Fourth Proportional to 97,476.63, 134,518.17 and 52,764.63

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Solution

The fourth proportional to 97,476.63, 134,518.17 and 52,764.63 is: 72,815.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,476.63 : 134,518.17 = 52,764.63 : x
  2. Step 2: Convert to fraction form
    97,476.63/134,518.17 = 52,764.63/x
  3. Step 3: Cross multiply
    97,476.63x = 134,518.17 × 52,764.63
  4. Step 4: Simplify right side
    97,476.63x = 7,097,801,468.33
  5. Step 5: Solve for x
    x = 7,097,801,468.33/97,476.63
  6. Step 6: Final answer
    x = 72,815.42

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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.