Home / 87,262.04-130,771.96-39,761.05

Finding the Fourth Proportional to 87,262.04, 130,771.96 and 39,761.05

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Solution

The fourth proportional to 87,262.04, 130,771.96 and 39,761.05 is: 59,586.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,262.04 : 130,771.96 = 39,761.05 : x
  2. Step 2: Convert to fraction form
    87,262.04/130,771.96 = 39,761.05/x
  3. Step 3: Cross multiply
    87,262.04x = 130,771.96 × 39,761.05
  4. Step 4: Simplify right side
    87,262.04x = 5,199,630,013.83
  5. Step 5: Solve for x
    x = 5,199,630,013.83/87,262.04
  6. Step 6: Final answer
    x = 59,586.39

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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.