Home / 29,264.98-43,811.79-18,138.10

Finding the Fourth Proportional to 29,264.98, 43,811.79 and 18,138.10

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Solution

The fourth proportional to 29,264.98, 43,811.79 and 18,138.10 is: 27,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,264.98 : 43,811.79 = 18,138.10 : x
  2. Step 2: Convert to fraction form
    29,264.98/43,811.79 = 18,138.10/x
  3. Step 3: Cross multiply
    29,264.98x = 43,811.79 × 18,138.10
  4. Step 4: Simplify right side
    29,264.98x = 794,662,628.20
  5. Step 5: Solve for x
    x = 794,662,628.20/29,264.98
  6. Step 6: Final answer
    x = 27,154.05

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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.