Home / 219,837.50-303,375.77-124,342.14

Finding the Fourth Proportional to 219,837.50, 303,375.77 and 124,342.14

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Solution

The fourth proportional to 219,837.50, 303,375.77 and 124,342.14 is: 171,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,837.50 : 303,375.77 = 124,342.14 : x
  2. Step 2: Convert to fraction form
    219,837.50/303,375.77 = 124,342.14/x
  3. Step 3: Cross multiply
    219,837.50x = 303,375.77 × 124,342.14
  4. Step 4: Simplify right side
    219,837.50x = 37,722,392,465.95
  5. Step 5: Solve for x
    x = 37,722,392,465.95/219,837.50
  6. Step 6: Final answer
    x = 171,592.16

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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.