Home / 87,961.84-132,014.04-43,586.80

Finding the Fourth Proportional to 87,961.84, 132,014.04 and 43,586.80

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Solution

The fourth proportional to 87,961.84, 132,014.04 and 43,586.80 is: 65,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,961.84 : 132,014.04 = 43,586.80 : x
  2. Step 2: Convert to fraction form
    87,961.84/132,014.04 = 43,586.80/x
  3. Step 3: Cross multiply
    87,961.84x = 132,014.04 × 43,586.80
  4. Step 4: Simplify right side
    87,961.84x = 5,754,069,558.67
  5. Step 5: Solve for x
    x = 5,754,069,558.67/87,961.84
  6. Step 6: Final answer
    x = 65,415.52

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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.