Home / 40,000.17-55,200.26-21,851.14

Finding the Fourth Proportional to 40,000.17, 55,200.26 and 21,851.14

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Solution

The fourth proportional to 40,000.17, 55,200.26 and 21,851.14 is: 30,154.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,000.17 : 55,200.26 = 21,851.14 : x
  2. Step 2: Convert to fraction form
    40,000.17/55,200.26 = 21,851.14/x
  3. Step 3: Cross multiply
    40,000.17x = 55,200.26 × 21,851.14
  4. Step 4: Simplify right side
    40,000.17x = 1,206,188,609.30
  5. Step 5: Solve for x
    x = 1,206,188,609.30/40,000.17
  6. Step 6: Final answer
    x = 30,154.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.