Home / 87,588.60-131,447.70-57,996.60

Finding the Fourth Proportional to 87,588.60, 131,447.70 and 57,996.60

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Solution

The fourth proportional to 87,588.60, 131,447.70 and 57,996.60 is: 87,037.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,588.60 : 131,447.70 = 57,996.60 : x
  2. Step 2: Convert to fraction form
    87,588.60/131,447.70 = 57,996.60/x
  3. Step 3: Cross multiply
    87,588.60x = 131,447.70 × 57,996.60
  4. Step 4: Simplify right side
    87,588.60x = 7,623,519,677.82
  5. Step 5: Solve for x
    x = 7,623,519,677.82/87,588.60
  6. Step 6: Final answer
    x = 87,037.81

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1.5x scale

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.