Home / 87,533.96-131,104.00-61,355.57

Finding the Fourth Proportional to 87,533.96, 131,104.00 and 61,355.57

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Solution

The fourth proportional to 87,533.96, 131,104.00 and 61,355.57 is: 91,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,533.96 : 131,104.00 = 61,355.57 : x
  2. Step 2: Convert to fraction form
    87,533.96/131,104.00 = 61,355.57/x
  3. Step 3: Cross multiply
    87,533.96x = 131,104.00 × 61,355.57
  4. Step 4: Simplify right side
    87,533.96x = 8,043,960,070.45
  5. Step 5: Solve for x
    x = 8,043,960,070.45/87,533.96
  6. Step 6: Final answer
    x = 91,895.31

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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.