Home / 62,857.50-94,297.84-20,740.49

Finding the Fourth Proportional to 62,857.50, 94,297.84 and 20,740.49

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Solution

The fourth proportional to 62,857.50, 94,297.84 and 20,740.49 is: 31,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,857.50 : 94,297.84 = 20,740.49 : x
  2. Step 2: Convert to fraction form
    62,857.50/94,297.84 = 20,740.49/x
  3. Step 3: Cross multiply
    62,857.50x = 94,297.84 × 20,740.49
  4. Step 4: Simplify right side
    62,857.50x = 1,955,783,628.64
  5. Step 5: Solve for x
    x = 1,955,783,628.64/62,857.50
  6. Step 6: Final answer
    x = 31,114.56

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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.