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Finding the Fourth Proportional to 60,698.72, 91,020.78 and 23,232.58

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Solution

The fourth proportional to 60,698.72, 91,020.78 and 23,232.58 is: 34,838.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,698.72 : 91,020.78 = 23,232.58 : x
  2. Step 2: Convert to fraction form
    60,698.72/91,020.78 = 23,232.58/x
  3. Step 3: Cross multiply
    60,698.72x = 91,020.78 × 23,232.58
  4. Step 4: Simplify right side
    60,698.72x = 2,114,647,325.46
  5. Step 5: Solve for x
    x = 2,114,647,325.46/60,698.72
  6. Step 6: Final answer
    x = 34,838.42

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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.