Home / 87,483.34-131,247.95-27,509.37

Finding the Fourth Proportional to 87,483.34, 131,247.95 and 27,509.37

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Solution

The fourth proportional to 87,483.34, 131,247.95 and 27,509.37 is: 41,271.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,483.34 : 131,247.95 = 27,509.37 : x
  2. Step 2: Convert to fraction form
    87,483.34/131,247.95 = 27,509.37/x
  3. Step 3: Cross multiply
    87,483.34x = 131,247.95 × 27,509.37
  4. Step 4: Simplify right side
    87,483.34x = 3,610,548,526.83
  5. Step 5: Solve for x
    x = 3,610,548,526.83/87,483.34
  6. Step 6: Final answer
    x = 41,271.27

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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.