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Finding the Fourth Proportional to 97,394.54, 134,404.52 and 53,787.17

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Solution

The fourth proportional to 97,394.54, 134,404.52 and 53,787.17 is: 74,226.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,394.54 : 134,404.52 = 53,787.17 : x
  2. Step 2: Convert to fraction form
    97,394.54/134,404.52 = 53,787.17/x
  3. Step 3: Cross multiply
    97,394.54x = 134,404.52 × 53,787.17
  4. Step 4: Simplify right side
    97,394.54x = 7,229,238,833.08
  5. Step 5: Solve for x
    x = 7,229,238,833.08/97,394.54
  6. Step 6: Final answer
    x = 74,226.33

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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.