Home / 150,626.13-207,856.58-86,093.43

Finding the Fourth Proportional to 150,626.13, 207,856.58 and 86,093.43

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Solution

The fourth proportional to 150,626.13, 207,856.58 and 86,093.43 is: 118,804.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,626.13 : 207,856.58 = 86,093.43 : x
  2. Step 2: Convert to fraction form
    150,626.13/207,856.58 = 86,093.43/x
  3. Step 3: Cross multiply
    150,626.13x = 207,856.58 × 86,093.43
  4. Step 4: Simplify right side
    150,626.13x = 17,895,085,489.80
  5. Step 5: Solve for x
    x = 17,895,085,489.80/150,626.13
  6. Step 6: Final answer
    x = 118,804.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.