Home / 214,837.86-321,766.20-102,597.06

Finding the Fourth Proportional to 214,837.86, 321,766.20 and 102,597.06

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Solution

The fourth proportional to 214,837.86, 321,766.20 and 102,597.06 is: 153,661.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,837.86 : 321,766.20 = 102,597.06 : x
  2. Step 2: Convert to fraction form
    214,837.86/321,766.20 = 102,597.06/x
  3. Step 3: Cross multiply
    214,837.86x = 321,766.20 × 102,597.06
  4. Step 4: Simplify right side
    214,837.86x = 33,012,266,127.37
  5. Step 5: Solve for x
    x = 33,012,266,127.37/214,837.86
  6. Step 6: Final answer
    x = 153,661.31

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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.