Home / 251,165.92-346,455.24-149,122.16

Finding the Fourth Proportional to 251,165.92, 346,455.24 and 149,122.16

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Solution

The fourth proportional to 251,165.92, 346,455.24 and 149,122.16 is: 205,697.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,165.92 : 346,455.24 = 149,122.16 : x
  2. Step 2: Convert to fraction form
    251,165.92/346,455.24 = 149,122.16/x
  3. Step 3: Cross multiply
    251,165.92x = 346,455.24 × 149,122.16
  4. Step 4: Simplify right side
    251,165.92x = 51,664,153,732.12
  5. Step 5: Solve for x
    x = 51,664,153,732.12/251,165.92
  6. Step 6: Final answer
    x = 205,697.31

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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.