Home / 43,983.28-60,705.05-25,120.40

Finding the Fourth Proportional to 43,983.28, 60,705.05 and 25,120.40

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Solution

The fourth proportional to 43,983.28, 60,705.05 and 25,120.40 is: 34,670.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,983.28 : 60,705.05 = 25,120.40 : x
  2. Step 2: Convert to fraction form
    43,983.28/60,705.05 = 25,120.40/x
  3. Step 3: Cross multiply
    43,983.28x = 60,705.05 × 25,120.40
  4. Step 4: Simplify right side
    43,983.28x = 1,524,935,012.42
  5. Step 5: Solve for x
    x = 1,524,935,012.42/43,983.28
  6. Step 6: Final answer
    x = 34,670.79

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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.