Home / 168,867.90-253,591.63-149,935.31

Finding the Fourth Proportional to 168,867.90, 253,591.63 and 149,935.31

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Solution

The fourth proportional to 168,867.90, 253,591.63 and 149,935.31 is: 225,160.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,867.90 : 253,591.63 = 149,935.31 : x
  2. Step 2: Convert to fraction form
    168,867.90/253,591.63 = 149,935.31/x
  3. Step 3: Cross multiply
    168,867.90x = 253,591.63 × 149,935.31
  4. Step 4: Simplify right side
    168,867.90x = 38,022,339,657.46
  5. Step 5: Solve for x
    x = 38,022,339,657.46/168,867.90
  6. Step 6: Final answer
    x = 225,160.26

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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.