Home / 251,844.20-377,807.30-74,369.16

Finding the Fourth Proportional to 251,844.20, 377,807.30 and 74,369.16

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Solution

The fourth proportional to 251,844.20, 377,807.30 and 74,369.16 is: 111,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,844.20 : 377,807.30 = 74,369.16 : x
  2. Step 2: Convert to fraction form
    251,844.20/377,807.30 = 74,369.16/x
  3. Step 3: Cross multiply
    251,844.20x = 377,807.30 × 74,369.16
  4. Step 4: Simplify right side
    251,844.20x = 28,097,211,542.87
  5. Step 5: Solve for x
    x = 28,097,211,542.87/251,844.20
  6. Step 6: Final answer
    x = 111,565.85

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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.