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Finding the Fourth Proportional to 247,737.94, 371,621.04 and 70,231

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Solution

The fourth proportional to 247,737.94, 371,621.04 and 70,231 is: 105,350.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,737.94 : 371,621.04 = 70,231 : x
  2. Step 2: Convert to fraction form
    247,737.94/371,621.04 = 70,231/x
  3. Step 3: Cross multiply
    247,737.94x = 371,621.04 × 70,231
  4. Step 4: Simplify right side
    247,737.94x = 26,099,317,260.24
  5. Step 5: Solve for x
    x = 26,099,317,260.24/247,737.94
  6. Step 6: Final answer
    x = 105,350.51

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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.