Home / 168,188.08-252,356.64-89,283.28

Finding the Fourth Proportional to 168,188.08, 252,356.64 and 89,283.28

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Solution

The fourth proportional to 168,188.08, 252,356.64 and 89,283.28 is: 133,964.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,188.08 : 252,356.64 = 89,283.28 : x
  2. Step 2: Convert to fraction form
    168,188.08/252,356.64 = 89,283.28/x
  3. Step 3: Cross multiply
    168,188.08x = 252,356.64 × 89,283.28
  4. Step 4: Simplify right side
    168,188.08x = 22,531,228,548.98
  5. Step 5: Solve for x
    x = 22,531,228,548.98/168,188.08
  6. Step 6: Final answer
    x = 133,964.48

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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.