Home / 40,057.66-60,090-10,475.38

Finding the Fourth Proportional to 40,057.66, 60,090 and 10,475.38

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Solution

The fourth proportional to 40,057.66, 60,090 and 10,475.38 is: 15,713.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,057.66 : 60,090 = 10,475.38 : x
  2. Step 2: Convert to fraction form
    40,057.66/60,090 = 10,475.38/x
  3. Step 3: Cross multiply
    40,057.66x = 60,090 × 10,475.38
  4. Step 4: Simplify right side
    40,057.66x = 629,465,584.20
  5. Step 5: Solve for x
    x = 629,465,584.20/40,057.66
  6. Step 6: Final answer
    x = 15,713.99

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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.