Home / 163,200.64-225,186.96-109,563.52

Finding the Fourth Proportional to 163,200.64, 225,186.96 and 109,563.52

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Solution

The fourth proportional to 163,200.64, 225,186.96 and 109,563.52 is: 151,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,200.64 : 225,186.96 = 109,563.52 : x
  2. Step 2: Convert to fraction form
    163,200.64/225,186.96 = 109,563.52/x
  3. Step 3: Cross multiply
    163,200.64x = 225,186.96 × 109,563.52
  4. Step 4: Simplify right side
    163,200.64x = 24,672,275,995.70
  5. Step 5: Solve for x
    x = 24,672,275,995.70/163,200.64
  6. Step 6: Final answer
    x = 151,177.57

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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.