Home / 171,179.28-236,154.96-114,608.88

Finding the Fourth Proportional to 171,179.28, 236,154.96 and 114,608.88

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Solution

The fourth proportional to 171,179.28, 236,154.96 and 114,608.88 is: 158,111.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,179.28 : 236,154.96 = 114,608.88 : x
  2. Step 2: Convert to fraction form
    171,179.28/236,154.96 = 114,608.88/x
  3. Step 3: Cross multiply
    171,179.28x = 236,154.96 × 114,608.88
  4. Step 4: Simplify right side
    171,179.28x = 27,065,455,472.04
  5. Step 5: Solve for x
    x = 27,065,455,472.04/171,179.28
  6. Step 6: Final answer
    x = 158,111.75

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1.5x scale

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.