Home / 29,138.91-43,701.86-11,370.03

Finding the Fourth Proportional to 29,138.91, 43,701.86 and 11,370.03

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Solution

The fourth proportional to 29,138.91, 43,701.86 and 11,370.03 is: 17,052.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,138.91 : 43,701.86 = 11,370.03 : x
  2. Step 2: Convert to fraction form
    29,138.91/43,701.86 = 11,370.03/x
  3. Step 3: Cross multiply
    29,138.91x = 43,701.86 × 11,370.03
  4. Step 4: Simplify right side
    29,138.91x = 496,891,402.41
  5. Step 5: Solve for x
    x = 496,891,402.41/29,138.91
  6. Step 6: Final answer
    x = 17,052.50

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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.