Home / 56,716.58-85,074.87-15,162.50

Finding the Fourth Proportional to 56,716.58, 85,074.87 and 15,162.50

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Solution

The fourth proportional to 56,716.58, 85,074.87 and 15,162.50 is: 22,743.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,716.58 : 85,074.87 = 15,162.50 : x
  2. Step 2: Convert to fraction form
    56,716.58/85,074.87 = 15,162.50/x
  3. Step 3: Cross multiply
    56,716.58x = 85,074.87 × 15,162.50
  4. Step 4: Simplify right side
    56,716.58x = 1,289,947,716.38
  5. Step 5: Solve for x
    x = 1,289,947,716.38/56,716.58
  6. Step 6: Final answer
    x = 22,743.75

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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.