Home / 40,442.85-55,811.19-22,537.47

Finding the Fourth Proportional to 40,442.85, 55,811.19 and 22,537.47

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Solution

The fourth proportional to 40,442.85, 55,811.19 and 22,537.47 is: 31,101.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,442.85 : 55,811.19 = 22,537.47 : x
  2. Step 2: Convert to fraction form
    40,442.85/55,811.19 = 22,537.47/x
  3. Step 3: Cross multiply
    40,442.85x = 55,811.19 × 22,537.47
  4. Step 4: Simplify right side
    40,442.85x = 1,257,842,741.23
  5. Step 5: Solve for x
    x = 1,257,842,741.23/40,442.85
  6. Step 6: Final answer
    x = 31,101.73

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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.