Home / 49,959.48-74,967.54-18,365.43

Finding the Fourth Proportional to 49,959.48, 74,967.54 and 18,365.43

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Solution

The fourth proportional to 49,959.48, 74,967.54 and 18,365.43 is: 27,558.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,959.48 : 74,967.54 = 18,365.43 : x
  2. Step 2: Convert to fraction form
    49,959.48/74,967.54 = 18,365.43/x
  3. Step 3: Cross multiply
    49,959.48x = 74,967.54 × 18,365.43
  4. Step 4: Simplify right side
    49,959.48x = 1,376,811,108.14
  5. Step 5: Solve for x
    x = 1,376,811,108.14/49,959.48
  6. Step 6: Final answer
    x = 27,558.56

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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.