Home / 247,626.20-371,396.10-89,773.40

Finding the Fourth Proportional to 247,626.20, 371,396.10 and 89,773.40

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Solution

The fourth proportional to 247,626.20, 371,396.10 and 89,773.40 is: 134,644.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,626.20 : 371,396.10 = 89,773.40 : x
  2. Step 2: Convert to fraction form
    247,626.20/371,396.10 = 89,773.40/x
  3. Step 3: Cross multiply
    247,626.20x = 371,396.10 × 89,773.40
  4. Step 4: Simplify right side
    247,626.20x = 33,341,490,643.74
  5. Step 5: Solve for x
    x = 33,341,490,643.74/247,626.20
  6. Step 6: Final answer
    x = 134,644.44

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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.