Home / 123,943.76-185,927.92-39,682.72

Finding the Fourth Proportional to 123,943.76, 185,927.92 and 39,682.72

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Solution

The fourth proportional to 123,943.76, 185,927.92 and 39,682.72 is: 59,528.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,943.76 : 185,927.92 = 39,682.72 : x
  2. Step 2: Convert to fraction form
    123,943.76/185,927.92 = 39,682.72/x
  3. Step 3: Cross multiply
    123,943.76x = 185,927.92 × 39,682.72
  4. Step 4: Simplify right side
    123,943.76x = 7,378,125,589.54
  5. Step 5: Solve for x
    x = 7,378,125,589.54/123,943.76
  6. Step 6: Final answer
    x = 59,528.01

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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.