Home / 87,700.36-131,539.14-35,110.36

Finding the Fourth Proportional to 87,700.36, 131,539.14 and 35,110.36

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Solution

The fourth proportional to 87,700.36, 131,539.14 and 35,110.36 is: 52,660.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,700.36 : 131,539.14 = 35,110.36 : x
  2. Step 2: Convert to fraction form
    87,700.36/131,539.14 = 35,110.36/x
  3. Step 3: Cross multiply
    87,700.36x = 131,539.14 × 35,110.36
  4. Step 4: Simplify right side
    87,700.36x = 4,618,386,559.49
  5. Step 5: Solve for x
    x = 4,618,386,559.49/87,700.36
  6. Step 6: Final answer
    x = 52,660.98

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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.