Home / 150,544.26-207,727.47-86,869.89

Finding the Fourth Proportional to 150,544.26, 207,727.47 and 86,869.89

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Solution

The fourth proportional to 150,544.26, 207,727.47 and 86,869.89 is: 119,866.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,544.26 : 207,727.47 = 86,869.89 : x
  2. Step 2: Convert to fraction form
    150,544.26/207,727.47 = 86,869.89/x
  3. Step 3: Cross multiply
    150,544.26x = 207,727.47 × 86,869.89
  4. Step 4: Simplify right side
    150,544.26x = 18,045,262,468.88
  5. Step 5: Solve for x
    x = 18,045,262,468.88/150,544.26
  6. Step 6: Final answer
    x = 119,866.83

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1.5x scale

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.