Home / 53,165.14-79,747.80-49,917.44

Finding the Fourth Proportional to 53,165.14, 79,747.80 and 49,917.44

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Solution

The fourth proportional to 53,165.14, 79,747.80 and 49,917.44 is: 74,876.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,165.14 : 79,747.80 = 49,917.44 : x
  2. Step 2: Convert to fraction form
    53,165.14/79,747.80 = 49,917.44/x
  3. Step 3: Cross multiply
    53,165.14x = 79,747.80 × 49,917.44
  4. Step 4: Simplify right side
    53,165.14x = 3,980,806,021.63
  5. Step 5: Solve for x
    x = 3,980,806,021.63/53,165.14
  6. Step 6: Final answer
    x = 74,876.24

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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.