Home / 39,822.17-59,770.21-20,114.57

Finding the Fourth Proportional to 39,822.17, 59,770.21 and 20,114.57

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Solution

The fourth proportional to 39,822.17, 59,770.21 and 20,114.57 is: 30,190.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,822.17 : 59,770.21 = 20,114.57 : x
  2. Step 2: Convert to fraction form
    39,822.17/59,770.21 = 20,114.57/x
  3. Step 3: Cross multiply
    39,822.17x = 59,770.21 × 20,114.57
  4. Step 4: Simplify right side
    39,822.17x = 1,202,252,072.96
  5. Step 5: Solve for x
    x = 1,202,252,072.96/39,822.17
  6. Step 6: Final answer
    x = 30,190.52

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1.5x scale

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.