Home / 163,639.10-225,818.04-107,049.26

Finding the Fourth Proportional to 163,639.10, 225,818.04 and 107,049.26

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Solution

The fourth proportional to 163,639.10, 225,818.04 and 107,049.26 is: 147,725.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,639.10 : 225,818.04 = 107,049.26 : x
  2. Step 2: Convert to fraction form
    163,639.10/225,818.04 = 107,049.26/x
  3. Step 3: Cross multiply
    163,639.10x = 225,818.04 × 107,049.26
  4. Step 4: Simplify right side
    163,639.10x = 24,173,654,076.65
  5. Step 5: Solve for x
    x = 24,173,654,076.65/163,639.10
  6. Step 6: Final answer
    x = 147,725.42

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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.