Home / 49,940.46-74,897.28-19,953.36

Finding the Fourth Proportional to 49,940.46, 74,897.28 and 19,953.36

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Solution

The fourth proportional to 49,940.46, 74,897.28 and 19,953.36 is: 29,924.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,940.46 : 74,897.28 = 19,953.36 : x
  2. Step 2: Convert to fraction form
    49,940.46/74,897.28 = 19,953.36/x
  3. Step 3: Cross multiply
    49,940.46x = 74,897.28 × 19,953.36
  4. Step 4: Simplify right side
    49,940.46x = 1,494,452,390.86
  5. Step 5: Solve for x
    x = 1,494,452,390.86/49,940.46
  6. Step 6: Final answer
    x = 29,924.68

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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.