Home / 87,462.63-131,172.08-25,133.13

Finding the Fourth Proportional to 87,462.63, 131,172.08 and 25,133.13

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Solution

The fourth proportional to 87,462.63, 131,172.08 and 25,133.13 is: 37,693.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,462.63 : 131,172.08 = 25,133.13 : x
  2. Step 2: Convert to fraction form
    87,462.63/131,172.08 = 25,133.13/x
  3. Step 3: Cross multiply
    87,462.63x = 131,172.08 × 25,133.13
  4. Step 4: Simplify right side
    87,462.63x = 3,296,764,813.34
  5. Step 5: Solve for x
    x = 3,296,764,813.34/87,462.63
  6. Step 6: Final answer
    x = 37,693.41

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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.