Home / 52,990.58-73,126.79-30,329.48

Finding the Fourth Proportional to 52,990.58, 73,126.79 and 30,329.48

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Solution

The fourth proportional to 52,990.58, 73,126.79 and 30,329.48 is: 41,854.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,990.58 : 73,126.79 = 30,329.48 : x
  2. Step 2: Convert to fraction form
    52,990.58/73,126.79 = 30,329.48/x
  3. Step 3: Cross multiply
    52,990.58x = 73,126.79 × 30,329.48
  4. Step 4: Simplify right side
    52,990.58x = 2,217,897,514.77
  5. Step 5: Solve for x
    x = 2,217,897,514.77/52,990.58
  6. Step 6: Final answer
    x = 41,854.56

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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.