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Finding the Fourth Proportional to 63,246.24, 94,879.60 and 19,460

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Solution

The fourth proportional to 63,246.24, 94,879.60 and 19,460 is: 29,193.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,246.24 : 94,879.60 = 19,460 : x
  2. Step 2: Convert to fraction form
    63,246.24/94,879.60 = 19,460/x
  3. Step 3: Cross multiply
    63,246.24x = 94,879.60 × 19,460
  4. Step 4: Simplify right side
    63,246.24x = 1,846,357,016
  5. Step 5: Solve for x
    x = 1,846,357,016/63,246.24
  6. Step 6: Final answer
    x = 29,193.15

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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.