Home / 73,440.38-110,160.29-20,849.87

Finding the Fourth Proportional to 73,440.38, 110,160.29 and 20,849.87

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Solution

The fourth proportional to 73,440.38, 110,160.29 and 20,849.87 is: 31,274.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,440.38 : 110,160.29 = 20,849.87 : x
  2. Step 2: Convert to fraction form
    73,440.38/110,160.29 = 20,849.87/x
  3. Step 3: Cross multiply
    73,440.38x = 110,160.29 × 20,849.87
  4. Step 4: Simplify right side
    73,440.38x = 2,296,827,226.99
  5. Step 5: Solve for x
    x = 2,296,827,226.99/73,440.38
  6. Step 6: Final answer
    x = 31,274.72

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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.