Home / 174,115.05-261,478.89-171,621.87

Finding the Fourth Proportional to 174,115.05, 261,478.89 and 171,621.87

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Solution

The fourth proportional to 174,115.05, 261,478.89 and 171,621.87 is: 257,734.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,115.05 : 261,478.89 = 171,621.87 : x
  2. Step 2: Convert to fraction form
    174,115.05/261,478.89 = 171,621.87/x
  3. Step 3: Cross multiply
    174,115.05x = 261,478.89 × 171,621.87
  4. Step 4: Simplify right side
    174,115.05x = 44,875,496,067.32
  5. Step 5: Solve for x
    x = 44,875,496,067.32/174,115.05
  6. Step 6: Final answer
    x = 257,734.73

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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.