Home / 233,262.96-321,889.68-131,292.78

Finding the Fourth Proportional to 233,262.96, 321,889.68 and 131,292.78

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Solution

The fourth proportional to 233,262.96, 321,889.68 and 131,292.78 is: 181,176.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,262.96 : 321,889.68 = 131,292.78 : x
  2. Step 2: Convert to fraction form
    233,262.96/321,889.68 = 131,292.78/x
  3. Step 3: Cross multiply
    233,262.96x = 321,889.68 × 131,292.78
  4. Step 4: Simplify right side
    233,262.96x = 42,261,790,940.51
  5. Step 5: Solve for x
    x = 42,261,790,940.51/233,262.96
  6. Step 6: Final answer
    x = 181,176.60

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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.