Home / 233,116.66-321,697.92-131,141.80

Finding the Fourth Proportional to 233,116.66, 321,697.92 and 131,141.80

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Solution

The fourth proportional to 233,116.66, 321,697.92 and 131,141.80 is: 180,973.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,116.66 : 321,697.92 = 131,141.80 : x
  2. Step 2: Convert to fraction form
    233,116.66/321,697.92 = 131,141.80/x
  3. Step 3: Cross multiply
    233,116.66x = 321,697.92 × 131,141.80
  4. Step 4: Simplify right side
    233,116.66x = 42,188,044,285.06
  5. Step 5: Solve for x
    x = 42,188,044,285.06/233,116.66
  6. Step 6: Final answer
    x = 180,973.96

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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.