Home / 51,183.30-70,869.15-49,871.10

Finding the Fourth Proportional to 51,183.30, 70,869.15 and 49,871.10

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Solution

The fourth proportional to 51,183.30, 70,869.15 and 49,871.10 is: 69,052.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,183.30 : 70,869.15 = 49,871.10 : x
  2. Step 2: Convert to fraction form
    51,183.30/70,869.15 = 49,871.10/x
  3. Step 3: Cross multiply
    51,183.30x = 70,869.15 × 49,871.10
  4. Step 4: Simplify right side
    51,183.30x = 3,534,322,466.57
  5. Step 5: Solve for x
    x = 3,534,322,466.57/51,183.30
  6. Step 6: Final answer
    x = 69,052.26

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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.