Home / 56,766.24-85,141.80-15,216.48

Finding the Fourth Proportional to 56,766.24, 85,141.80 and 15,216.48

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Solution

The fourth proportional to 56,766.24, 85,141.80 and 15,216.48 is: 22,822.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,766.24 : 85,141.80 = 15,216.48 : x
  2. Step 2: Convert to fraction form
    56,766.24/85,141.80 = 15,216.48/x
  3. Step 3: Cross multiply
    56,766.24x = 85,141.80 × 15,216.48
  4. Step 4: Simplify right side
    56,766.24x = 1,295,558,496.86
  5. Step 5: Solve for x
    x = 1,295,558,496.86/56,766.24
  6. Step 6: Final answer
    x = 22,822.69

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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.