Home / 87,252.55-130,826.26-39,212.35

Finding the Fourth Proportional to 87,252.55, 130,826.26 and 39,212.35

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Solution

The fourth proportional to 87,252.55, 130,826.26 and 39,212.35 is: 58,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,252.55 : 130,826.26 = 39,212.35 : x
  2. Step 2: Convert to fraction form
    87,252.55/130,826.26 = 39,212.35/x
  3. Step 3: Cross multiply
    87,252.55x = 130,826.26 × 39,212.35
  4. Step 4: Simplify right side
    87,252.55x = 5,130,005,096.31
  5. Step 5: Solve for x
    x = 5,130,005,096.31/87,252.55
  6. Step 6: Final answer
    x = 58,794.90

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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.