Home / 87,035.94-130,545-27,914.04

Finding the Fourth Proportional to 87,035.94, 130,545 and 27,914.04

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Solution

The fourth proportional to 87,035.94, 130,545 and 27,914.04 is: 41,868.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,035.94 : 130,545 = 27,914.04 : x
  2. Step 2: Convert to fraction form
    87,035.94/130,545 = 27,914.04/x
  3. Step 3: Cross multiply
    87,035.94x = 130,545 × 27,914.04
  4. Step 4: Simplify right side
    87,035.94x = 3,644,038,351.80
  5. Step 5: Solve for x
    x = 3,644,038,351.80/87,035.94
  6. Step 6: Final answer
    x = 41,868.20

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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.