Home / 199,832.76-299,740.91-111,029.63

Finding the Fourth Proportional to 199,832.76, 299,740.91 and 111,029.63

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Solution

The fourth proportional to 199,832.76, 299,740.91 and 111,029.63 is: 166,539.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,832.76 : 299,740.91 = 111,029.63 : x
  2. Step 2: Convert to fraction form
    199,832.76/299,740.91 = 111,029.63/x
  3. Step 3: Cross multiply
    199,832.76x = 299,740.91 × 111,029.63
  4. Step 4: Simplify right side
    199,832.76x = 33,280,120,279.31
  5. Step 5: Solve for x
    x = 33,280,120,279.31/199,832.76
  6. Step 6: Final answer
    x = 166,539.86

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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.