Home / 233,162.06-321,756.45-131,193.23

Finding the Fourth Proportional to 233,162.06, 321,756.45 and 131,193.23

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Solution

The fourth proportional to 233,162.06, 321,756.45 and 131,193.23 is: 181,042.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,162.06 : 321,756.45 = 131,193.23 : x
  2. Step 2: Convert to fraction form
    233,162.06/321,756.45 = 131,193.23/x
  3. Step 3: Cross multiply
    233,162.06x = 321,756.45 × 131,193.23
  4. Step 4: Simplify right side
    233,162.06x = 42,212,267,948.83
  5. Step 5: Solve for x
    x = 42,212,267,948.83/233,162.06
  6. Step 6: Final answer
    x = 181,042.61

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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.