Home / 62,847.21-94,250.80-20,719.45

Finding the Fourth Proportional to 62,847.21, 94,250.80 and 20,719.45

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Solution

The fourth proportional to 62,847.21, 94,250.80 and 20,719.45 is: 31,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,847.21 : 94,250.80 = 20,719.45 : x
  2. Step 2: Convert to fraction form
    62,847.21/94,250.80 = 20,719.45/x
  3. Step 3: Cross multiply
    62,847.21x = 94,250.80 × 20,719.45
  4. Step 4: Simplify right side
    62,847.21x = 1,952,824,738.06
  5. Step 5: Solve for x
    x = 1,952,824,738.06/62,847.21
  6. Step 6: Final answer
    x = 31,072.58

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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.