Home / 40,143.24-55,409.22-24,225

Finding the Fourth Proportional to 40,143.24, 55,409.22 and 24,225

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Solution

The fourth proportional to 40,143.24, 55,409.22 and 24,225 is: 33,437.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,143.24 : 55,409.22 = 24,225 : x
  2. Step 2: Convert to fraction form
    40,143.24/55,409.22 = 24,225/x
  3. Step 3: Cross multiply
    40,143.24x = 55,409.22 × 24,225
  4. Step 4: Simplify right side
    40,143.24x = 1,342,288,354.50
  5. Step 5: Solve for x
    x = 1,342,288,354.50/40,143.24
  6. Step 6: Final answer
    x = 33,437.47

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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.