Home / 38,949.52-53,750.36-21,044.52

Finding the Fourth Proportional to 38,949.52, 53,750.36 and 21,044.52

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Solution

The fourth proportional to 38,949.52, 53,750.36 and 21,044.52 is: 29,041.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,949.52 : 53,750.36 = 21,044.52 : x
  2. Step 2: Convert to fraction form
    38,949.52/53,750.36 = 21,044.52/x
  3. Step 3: Cross multiply
    38,949.52x = 53,750.36 × 21,044.52
  4. Step 4: Simplify right side
    38,949.52x = 1,131,150,526.03
  5. Step 5: Solve for x
    x = 1,131,150,526.03/38,949.52
  6. Step 6: Final answer
    x = 29,041.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.