Home / 247,414.08-371,145.40-69,922.40

Finding the Fourth Proportional to 247,414.08, 371,145.40 and 69,922.40

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Solution

The fourth proportional to 247,414.08, 371,145.40 and 69,922.40 is: 104,890.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,414.08 : 371,145.40 = 69,922.40 : x
  2. Step 2: Convert to fraction form
    247,414.08/371,145.40 = 69,922.40/x
  3. Step 3: Cross multiply
    247,414.08x = 371,145.40 × 69,922.40
  4. Step 4: Simplify right side
    247,414.08x = 25,951,377,116.96
  5. Step 5: Solve for x
    x = 25,951,377,116.96/247,414.08
  6. Step 6: Final answer
    x = 104,890.46

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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.