Home / 20,132.17-30,200.33-5,341.11

Finding the Fourth Proportional to 20,132.17, 30,200.33 and 5,341.11

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Solution

The fourth proportional to 20,132.17, 30,200.33 and 5,341.11 is: 8,012.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,132.17 : 30,200.33 = 5,341.11 : x
  2. Step 2: Convert to fraction form
    20,132.17/30,200.33 = 5,341.11/x
  3. Step 3: Cross multiply
    20,132.17x = 30,200.33 × 5,341.11
  4. Step 4: Simplify right side
    20,132.17x = 161,303,284.57
  5. Step 5: Solve for x
    x = 161,303,284.57/20,132.17
  6. Step 6: Final answer
    x = 8,012.22

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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.