Home / 75,484.86-104,073.03-47,180.22

Finding the Fourth Proportional to 75,484.86, 104,073.03 and 47,180.22

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Solution

The fourth proportional to 75,484.86, 104,073.03 and 47,180.22 is: 65,048.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,484.86 : 104,073.03 = 47,180.22 : x
  2. Step 2: Convert to fraction form
    75,484.86/104,073.03 = 47,180.22/x
  3. Step 3: Cross multiply
    75,484.86x = 104,073.03 × 47,180.22
  4. Step 4: Simplify right side
    75,484.86x = 4,910,188,451.47
  5. Step 5: Solve for x
    x = 4,910,188,451.47/75,484.86
  6. Step 6: Final answer
    x = 65,048.65

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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.