Home / 87,497.52-131,267.04-28,333.09

Finding the Fourth Proportional to 87,497.52, 131,267.04 and 28,333.09

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Solution

The fourth proportional to 87,497.52, 131,267.04 and 28,333.09 is: 42,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,497.52 : 131,267.04 = 28,333.09 : x
  2. Step 2: Convert to fraction form
    87,497.52/131,267.04 = 28,333.09/x
  3. Step 3: Cross multiply
    87,497.52x = 131,267.04 × 28,333.09
  4. Step 4: Simplify right side
    87,497.52x = 3,719,200,916.19
  5. Step 5: Solve for x
    x = 3,719,200,916.19/87,497.52
  6. Step 6: Final answer
    x = 42,506.36

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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.