Home / 62,680.82-94,024.37-20,557.17

Finding the Fourth Proportional to 62,680.82, 94,024.37 and 20,557.17

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Solution

The fourth proportional to 62,680.82, 94,024.37 and 20,557.17 is: 30,836.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,680.82 : 94,024.37 = 20,557.17 : x
  2. Step 2: Convert to fraction form
    62,680.82/94,024.37 = 20,557.17/x
  3. Step 3: Cross multiply
    62,680.82x = 94,024.37 × 20,557.17
  4. Step 4: Simplify right side
    62,680.82x = 1,932,875,090.51
  5. Step 5: Solve for x
    x = 1,932,875,090.51/62,680.82
  6. Step 6: Final answer
    x = 30,836.79

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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.