Home / 150,527.26-207,725.90-86,863.69

Finding the Fourth Proportional to 150,527.26, 207,725.90 and 86,863.69

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Solution

The fourth proportional to 150,527.26, 207,725.90 and 86,863.69 is: 119,870.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,527.26 : 207,725.90 = 86,863.69 : x
  2. Step 2: Convert to fraction form
    150,527.26/207,725.90 = 86,863.69/x
  3. Step 3: Cross multiply
    150,527.26x = 207,725.90 × 86,863.69
  4. Step 4: Simplify right side
    150,527.26x = 18,043,837,143.94
  5. Step 5: Solve for x
    x = 18,043,837,143.94/150,527.26
  6. Step 6: Final answer
    x = 119,870.90

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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.