Home / 49,410.10-68,363.13-43,140.70

Finding the Fourth Proportional to 49,410.10, 68,363.13 and 43,140.70

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Solution

The fourth proportional to 49,410.10, 68,363.13 and 43,140.70 is: 59,688.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,410.10 : 68,363.13 = 43,140.70 : x
  2. Step 2: Convert to fraction form
    49,410.10/68,363.13 = 43,140.70/x
  3. Step 3: Cross multiply
    49,410.10x = 68,363.13 × 43,140.70
  4. Step 4: Simplify right side
    49,410.10x = 2,949,233,282.39
  5. Step 5: Solve for x
    x = 2,949,233,282.39/49,410.10
  6. Step 6: Final answer
    x = 59,688.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.