Home / 51,582.12-77,447.04-38,296.09

Finding the Fourth Proportional to 51,582.12, 77,447.04 and 38,296.09

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Solution

The fourth proportional to 51,582.12, 77,447.04 and 38,296.09 is: 57,498.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,582.12 : 77,447.04 = 38,296.09 : x
  2. Step 2: Convert to fraction form
    51,582.12/77,447.04 = 38,296.09/x
  3. Step 3: Cross multiply
    51,582.12x = 77,447.04 × 38,296.09
  4. Step 4: Simplify right side
    51,582.12x = 2,965,918,767.27
  5. Step 5: Solve for x
    x = 2,965,918,767.27/51,582.12
  6. Step 6: Final answer
    x = 57,498.97

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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.