Home / 53,519.07-80,252.15-31,338.03

Finding the Fourth Proportional to 53,519.07, 80,252.15 and 31,338.03

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Solution

The fourth proportional to 53,519.07, 80,252.15 and 31,338.03 is: 46,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,519.07 : 80,252.15 = 31,338.03 : x
  2. Step 2: Convert to fraction form
    53,519.07/80,252.15 = 31,338.03/x
  3. Step 3: Cross multiply
    53,519.07x = 80,252.15 × 31,338.03
  4. Step 4: Simplify right side
    53,519.07x = 2,514,944,127.57
  5. Step 5: Solve for x
    x = 2,514,944,127.57/53,519.07
  6. Step 6: Final answer
    x = 46,991.55

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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.