Home / 83,029.05-124,555.73-43,589.14

Finding the Fourth Proportional to 83,029.05, 124,555.73 and 43,589.14

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Solution

The fourth proportional to 83,029.05, 124,555.73 and 43,589.14 is: 65,390.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,029.05 : 124,555.73 = 43,589.14 : x
  2. Step 2: Convert to fraction form
    83,029.05/124,555.73 = 43,589.14/x
  3. Step 3: Cross multiply
    83,029.05x = 124,555.73 × 43,589.14
  4. Step 4: Simplify right side
    83,029.05x = 5,429,276,623.44
  5. Step 5: Solve for x
    x = 5,429,276,623.44/83,029.05
  6. Step 6: Final answer
    x = 65,390.08

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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.