Home / 40,793.99-61,184.10-15,830.20

Finding the Fourth Proportional to 40,793.99, 61,184.10 and 15,830.20

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Solution

The fourth proportional to 40,793.99, 61,184.10 and 15,830.20 is: 23,742.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,793.99 : 61,184.10 = 15,830.20 : x
  2. Step 2: Convert to fraction form
    40,793.99/61,184.10 = 15,830.20/x
  3. Step 3: Cross multiply
    40,793.99x = 61,184.10 × 15,830.20
  4. Step 4: Simplify right side
    40,793.99x = 968,556,233.90
  5. Step 5: Solve for x
    x = 968,556,233.90/40,793.99
  6. Step 6: Final answer
    x = 23,742.62

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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.