Home / 57,344.21-79,133.73-31,849.15

Finding the Fourth Proportional to 57,344.21, 79,133.73 and 31,849.15

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Solution

The fourth proportional to 57,344.21, 79,133.73 and 31,849.15 is: 43,951.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,344.21 : 79,133.73 = 31,849.15 : x
  2. Step 2: Convert to fraction form
    57,344.21/79,133.73 = 31,849.15/x
  3. Step 3: Cross multiply
    57,344.21x = 79,133.73 × 31,849.15
  4. Step 4: Simplify right side
    57,344.21x = 2,520,341,641.16
  5. Step 5: Solve for x
    x = 2,520,341,641.16/57,344.21
  6. Step 6: Final answer
    x = 43,951.11

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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.