Home / 214,550.06-321,752.18-74,275.88

Finding the Fourth Proportional to 214,550.06, 321,752.18 and 74,275.88

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Solution

The fourth proportional to 214,550.06, 321,752.18 and 74,275.88 is: 111,388.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,550.06 : 321,752.18 = 74,275.88 : x
  2. Step 2: Convert to fraction form
    214,550.06/321,752.18 = 74,275.88/x
  3. Step 3: Cross multiply
    214,550.06x = 321,752.18 × 74,275.88
  4. Step 4: Simplify right side
    214,550.06x = 23,898,424,888.35
  5. Step 5: Solve for x
    x = 23,898,424,888.35/214,550.06
  6. Step 6: Final answer
    x = 111,388.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.