Home / 86,834.50-130,250.32-27,669.37

Finding the Fourth Proportional to 86,834.50, 130,250.32 and 27,669.37

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Solution

The fourth proportional to 86,834.50, 130,250.32 and 27,669.37 is: 41,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,834.50 : 130,250.32 = 27,669.37 : x
  2. Step 2: Convert to fraction form
    86,834.50/130,250.32 = 27,669.37/x
  3. Step 3: Cross multiply
    86,834.50x = 130,250.32 × 27,669.37
  4. Step 4: Simplify right side
    86,834.50x = 3,603,944,296.70
  5. Step 5: Solve for x
    x = 3,603,944,296.70/86,834.50
  6. Step 6: Final answer
    x = 41,503.60

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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.