Home / 87,465.40-131,133.30-37,504.60

Finding the Fourth Proportional to 87,465.40, 131,133.30 and 37,504.60

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Solution

The fourth proportional to 87,465.40, 131,133.30 and 37,504.60 is: 56,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,465.40 : 131,133.30 = 37,504.60 : x
  2. Step 2: Convert to fraction form
    87,465.40/131,133.30 = 37,504.60/x
  3. Step 3: Cross multiply
    87,465.40x = 131,133.30 × 37,504.60
  4. Step 4: Simplify right side
    87,465.40x = 4,918,101,963.18
  5. Step 5: Solve for x
    x = 4,918,101,963.18/87,465.40
  6. Step 6: Final answer
    x = 56,229.11

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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.