Home / 87,614.58-131,428.89-34,995.18

Finding the Fourth Proportional to 87,614.58, 131,428.89 and 34,995.18

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Solution

The fourth proportional to 87,614.58, 131,428.89 and 34,995.18 is: 52,495.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,614.58 : 131,428.89 = 34,995.18 : x
  2. Step 2: Convert to fraction form
    87,614.58/131,428.89 = 34,995.18/x
  3. Step 3: Cross multiply
    87,614.58x = 131,428.89 × 34,995.18
  4. Step 4: Simplify right side
    87,614.58x = 4,599,377,662.75
  5. Step 5: Solve for x
    x = 4,599,377,662.75/87,614.58
  6. Step 6: Final answer
    x = 52,495.57

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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.