Home / 49,726.88-74,564.40-18,536.48

Finding the Fourth Proportional to 49,726.88, 74,564.40 and 18,536.48

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Solution

The fourth proportional to 49,726.88, 74,564.40 and 18,536.48 is: 27,795.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,726.88 : 74,564.40 = 18,536.48 : x
  2. Step 2: Convert to fraction form
    49,726.88/74,564.40 = 18,536.48/x
  3. Step 3: Cross multiply
    49,726.88x = 74,564.40 × 18,536.48
  4. Step 4: Simplify right side
    49,726.88x = 1,382,161,509.31
  5. Step 5: Solve for x
    x = 1,382,161,509.31/49,726.88
  6. Step 6: Final answer
    x = 27,795.06

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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.