Home / 191,003.05-263,589.89-110,423.44

Finding the Fourth Proportional to 191,003.05, 263,589.89 and 110,423.44

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Solution

The fourth proportional to 191,003.05, 263,589.89 and 110,423.44 is: 152,387.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,003.05 : 263,589.89 = 110,423.44 : x
  2. Step 2: Convert to fraction form
    191,003.05/263,589.89 = 110,423.44/x
  3. Step 3: Cross multiply
    191,003.05x = 263,589.89 × 110,423.44
  4. Step 4: Simplify right side
    191,003.05x = 29,106,502,403.02
  5. Step 5: Solve for x
    x = 29,106,502,403.02/191,003.05
  6. Step 6: Final answer
    x = 152,387.63

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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.