Home / 37,320.12-55,963.62-19,785.84

Finding the Fourth Proportional to 37,320.12, 55,963.62 and 19,785.84

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Solution

The fourth proportional to 37,320.12, 55,963.62 and 19,785.84 is: 29,669.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,320.12 : 55,963.62 = 19,785.84 : x
  2. Step 2: Convert to fraction form
    37,320.12/55,963.62 = 19,785.84/x
  3. Step 3: Cross multiply
    37,320.12x = 55,963.62 × 19,785.84
  4. Step 4: Simplify right side
    37,320.12x = 1,107,287,231.14
  5. Step 5: Solve for x
    x = 1,107,287,231.14/37,320.12
  6. Step 6: Final answer
    x = 29,669.98

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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.