Home / 53,001.72-79,486.74-17,456.46

Finding the Fourth Proportional to 53,001.72, 79,486.74 and 17,456.46

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Solution

The fourth proportional to 53,001.72, 79,486.74 and 17,456.46 is: 26,179.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,001.72 : 79,486.74 = 17,456.46 : x
  2. Step 2: Convert to fraction form
    53,001.72/79,486.74 = 17,456.46/x
  3. Step 3: Cross multiply
    53,001.72x = 79,486.74 × 17,456.46
  4. Step 4: Simplify right side
    53,001.72x = 1,387,557,097.34
  5. Step 5: Solve for x
    x = 1,387,557,097.34/53,001.72
  6. Step 6: Final answer
    x = 26,179.47

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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.