Home / 87,769.02-131,727.26-37,886.80

Finding the Fourth Proportional to 87,769.02, 131,727.26 and 37,886.80

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Solution

The fourth proportional to 87,769.02, 131,727.26 and 37,886.80 is: 56,862.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,769.02 : 131,727.26 = 37,886.80 : x
  2. Step 2: Convert to fraction form
    87,769.02/131,727.26 = 37,886.80/x
  3. Step 3: Cross multiply
    87,769.02x = 131,727.26 × 37,886.80
  4. Step 4: Simplify right side
    87,769.02x = 4,990,724,354.17
  5. Step 5: Solve for x
    x = 4,990,724,354.17/87,769.02
  6. Step 6: Final answer
    x = 56,862.03

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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.