Home / 75,375.05-113,029.77-37,911.74

Finding the Fourth Proportional to 75,375.05, 113,029.77 and 37,911.74

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Solution

The fourth proportional to 75,375.05, 113,029.77 and 37,911.74 is: 56,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,375.05 : 113,029.77 = 37,911.74 : x
  2. Step 2: Convert to fraction form
    75,375.05/113,029.77 = 37,911.74/x
  3. Step 3: Cross multiply
    75,375.05x = 113,029.77 × 37,911.74
  4. Step 4: Simplify right side
    75,375.05x = 4,285,155,252.50
  5. Step 5: Solve for x
    x = 4,285,155,252.50/75,375.05
  6. Step 6: Final answer
    x = 56,851.11

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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.