Home / 341,983.86-512,975.82-92,665.86

Finding the Fourth Proportional to 341,983.86, 512,975.82 and 92,665.86

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Solution

The fourth proportional to 341,983.86, 512,975.82 and 92,665.86 is: 138,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,983.86 : 512,975.82 = 92,665.86 : x
  2. Step 2: Convert to fraction form
    341,983.86/512,975.82 = 92,665.86/x
  3. Step 3: Cross multiply
    341,983.86x = 512,975.82 × 92,665.86
  4. Step 4: Simplify right side
    341,983.86x = 47,535,345,519.51
  5. Step 5: Solve for x
    x = 47,535,345,519.51/341,983.86
  6. Step 6: Final answer
    x = 138,998.80

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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.