Home / 40,361.90-60,549.33-15,400.94

Finding the Fourth Proportional to 40,361.90, 60,549.33 and 15,400.94

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Solution

The fourth proportional to 40,361.90, 60,549.33 and 15,400.94 is: 23,103.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,361.90 : 60,549.33 = 15,400.94 : x
  2. Step 2: Convert to fraction form
    40,361.90/60,549.33 = 15,400.94/x
  3. Step 3: Cross multiply
    40,361.90x = 60,549.33 × 15,400.94
  4. Step 4: Simplify right side
    40,361.90x = 932,516,598.37
  5. Step 5: Solve for x
    x = 932,516,598.37/40,361.90
  6. Step 6: Final answer
    x = 23,103.88

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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.