Home / 77,309.82-115,959.06-24,705.18

Finding the Fourth Proportional to 77,309.82, 115,959.06 and 24,705.18

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Solution

The fourth proportional to 77,309.82, 115,959.06 and 24,705.18 is: 37,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,309.82 : 115,959.06 = 24,705.18 : x
  2. Step 2: Convert to fraction form
    77,309.82/115,959.06 = 24,705.18/x
  3. Step 3: Cross multiply
    77,309.82x = 115,959.06 × 24,705.18
  4. Step 4: Simplify right side
    77,309.82x = 2,864,789,449.93
  5. Step 5: Solve for x
    x = 2,864,789,449.93/77,309.82
  6. Step 6: Final answer
    x = 37,055.96

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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.