Home / 251,334.33-346,832.60-138,156.27

Finding the Fourth Proportional to 251,334.33, 346,832.60 and 138,156.27

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Solution

The fourth proportional to 251,334.33, 346,832.60 and 138,156.27 is: 190,650.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,334.33 : 346,832.60 = 138,156.27 : x
  2. Step 2: Convert to fraction form
    251,334.33/346,832.60 = 138,156.27/x
  3. Step 3: Cross multiply
    251,334.33x = 346,832.60 × 138,156.27
  4. Step 4: Simplify right side
    251,334.33x = 47,917,097,639.62
  5. Step 5: Solve for x
    x = 47,917,097,639.62/251,334.33
  6. Step 6: Final answer
    x = 190,650.83

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1.5x scale

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.