Home / 165,996.08-229,037.40-97,976.57

Finding the Fourth Proportional to 165,996.08, 229,037.40 and 97,976.57

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Solution

The fourth proportional to 165,996.08, 229,037.40 and 97,976.57 is: 135,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,996.08 : 229,037.40 = 97,976.57 : x
  2. Step 2: Convert to fraction form
    165,996.08/229,037.40 = 97,976.57/x
  3. Step 3: Cross multiply
    165,996.08x = 229,037.40 × 97,976.57
  4. Step 4: Simplify right side
    165,996.08x = 22,440,299,765.06
  5. Step 5: Solve for x
    x = 22,440,299,765.06/165,996.08
  6. Step 6: Final answer
    x = 135,185.72

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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.