Home / 40,531.30-55,881.18-33,236.52

Finding the Fourth Proportional to 40,531.30, 55,881.18 and 33,236.52

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Solution

The fourth proportional to 40,531.30, 55,881.18 and 33,236.52 is: 45,823.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,531.30 : 55,881.18 = 33,236.52 : x
  2. Step 2: Convert to fraction form
    40,531.30/55,881.18 = 33,236.52/x
  3. Step 3: Cross multiply
    40,531.30x = 55,881.18 × 33,236.52
  4. Step 4: Simplify right side
    40,531.30x = 1,857,295,956.69
  5. Step 5: Solve for x
    x = 1,857,295,956.69/40,531.30
  6. Step 6: Final answer
    x = 45,823.75

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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.