Home / 103,183.44-154,818.90-56,381.64

Finding the Fourth Proportional to 103,183.44, 154,818.90 and 56,381.64

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Solution

The fourth proportional to 103,183.44, 154,818.90 and 56,381.64 is: 84,596.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,183.44 : 154,818.90 = 56,381.64 : x
  2. Step 2: Convert to fraction form
    103,183.44/154,818.90 = 56,381.64/x
  3. Step 3: Cross multiply
    103,183.44x = 154,818.90 × 56,381.64
  4. Step 4: Simplify right side
    103,183.44x = 8,728,943,485.00
  5. Step 5: Solve for x
    x = 8,728,943,485.00/103,183.44
  6. Step 6: Final answer
    x = 84,596.36

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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.