Home / 87,733.40-131,599.94-28,568.97

Finding the Fourth Proportional to 87,733.40, 131,599.94 and 28,568.97

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Solution

The fourth proportional to 87,733.40, 131,599.94 and 28,568.97 is: 42,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,733.40 : 131,599.94 = 28,568.97 : x
  2. Step 2: Convert to fraction form
    87,733.40/131,599.94 = 28,568.97/x
  3. Step 3: Cross multiply
    87,733.40x = 131,599.94 × 28,568.97
  4. Step 4: Simplify right side
    87,733.40x = 3,759,674,595.02
  5. Step 5: Solve for x
    x = 3,759,674,595.02/87,733.40
  6. Step 6: Final answer
    x = 42,853.40

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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.