Home / 49,462.52-74,197.18-19,880.36

Finding the Fourth Proportional to 49,462.52, 74,197.18 and 19,880.36

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Solution

The fourth proportional to 49,462.52, 74,197.18 and 19,880.36 is: 29,821.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,462.52 : 74,197.18 = 19,880.36 : x
  2. Step 2: Convert to fraction form
    49,462.52/74,197.18 = 19,880.36/x
  3. Step 3: Cross multiply
    49,462.52x = 74,197.18 × 19,880.36
  4. Step 4: Simplify right side
    49,462.52x = 1,475,066,649.38
  5. Step 5: Solve for x
    x = 1,475,066,649.38/49,462.52
  6. Step 6: Final answer
    x = 29,821.91

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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.