Home / 251,189.28-346,647.60-136,466.76

Finding the Fourth Proportional to 251,189.28, 346,647.60 and 136,466.76

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Solution

The fourth proportional to 251,189.28, 346,647.60 and 136,466.76 is: 188,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,189.28 : 346,647.60 = 136,466.76 : x
  2. Step 2: Convert to fraction form
    251,189.28/346,647.60 = 136,466.76/x
  3. Step 3: Cross multiply
    251,189.28x = 346,647.60 × 136,466.76
  4. Step 4: Simplify right side
    251,189.28x = 47,305,874,833.78
  5. Step 5: Solve for x
    x = 47,305,874,833.78/251,189.28
  6. Step 6: Final answer
    x = 188,327.60

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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.