Home / 233,161.56-321,755.76-131,192.73

Finding the Fourth Proportional to 233,161.56, 321,755.76 and 131,192.73

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Solution

The fourth proportional to 233,161.56, 321,755.76 and 131,192.73 is: 181,041.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,161.56 : 321,755.76 = 131,192.73 : x
  2. Step 2: Convert to fraction form
    233,161.56/321,755.76 = 131,192.73/x
  3. Step 3: Cross multiply
    233,161.56x = 321,755.76 × 131,192.73
  4. Step 4: Simplify right side
    233,161.56x = 42,212,016,547.62
  5. Step 5: Solve for x
    x = 42,212,016,547.62/233,161.56
  6. Step 6: Final answer
    x = 181,041.92

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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.