Home / 43,253.76-64,906.24-18,292.40

Finding the Fourth Proportional to 43,253.76, 64,906.24 and 18,292.40

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Solution

The fourth proportional to 43,253.76, 64,906.24 and 18,292.40 is: 27,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,253.76 : 64,906.24 = 18,292.40 : x
  2. Step 2: Convert to fraction form
    43,253.76/64,906.24 = 18,292.40/x
  3. Step 3: Cross multiply
    43,253.76x = 64,906.24 × 18,292.40
  4. Step 4: Simplify right side
    43,253.76x = 1,187,290,904.58
  5. Step 5: Solve for x
    x = 1,187,290,904.58/43,253.76
  6. Step 6: Final answer
    x = 27,449.43

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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.