Home / 43,414.88-65,130.12-15,351.23

Finding the Fourth Proportional to 43,414.88, 65,130.12 and 15,351.23

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Solution

The fourth proportional to 43,414.88, 65,130.12 and 15,351.23 is: 23,029.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,414.88 : 65,130.12 = 15,351.23 : x
  2. Step 2: Convert to fraction form
    43,414.88/65,130.12 = 15,351.23/x
  3. Step 3: Cross multiply
    43,414.88x = 65,130.12 × 15,351.23
  4. Step 4: Simplify right side
    43,414.88x = 999,827,614.87
  5. Step 5: Solve for x
    x = 999,827,614.87/43,414.88
  6. Step 6: Final answer
    x = 23,029.61

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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.