Home / 109,162.35-163,691.66-38,076.35

Finding the Fourth Proportional to 109,162.35, 163,691.66 and 38,076.35

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Solution

The fourth proportional to 109,162.35, 163,691.66 and 38,076.35 is: 57,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,162.35 : 163,691.66 = 38,076.35 : x
  2. Step 2: Convert to fraction form
    109,162.35/163,691.66 = 38,076.35/x
  3. Step 3: Cross multiply
    109,162.35x = 163,691.66 × 38,076.35
  4. Step 4: Simplify right side
    109,162.35x = 6,232,780,938.24
  5. Step 5: Solve for x
    x = 6,232,780,938.24/109,162.35
  6. Step 6: Final answer
    x = 57,096.43

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1.5x scale

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.