Home / 166,656.96-229,951.04-98,695.28

Finding the Fourth Proportional to 166,656.96, 229,951.04 and 98,695.28

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Solution

The fourth proportional to 166,656.96, 229,951.04 and 98,695.28 is: 136,178.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,656.96 : 229,951.04 = 98,695.28 : x
  2. Step 2: Convert to fraction form
    166,656.96/229,951.04 = 98,695.28/x
  3. Step 3: Cross multiply
    166,656.96x = 229,951.04 × 98,695.28
  4. Step 4: Simplify right side
    166,656.96x = 22,695,082,279.09
  5. Step 5: Solve for x
    x = 22,695,082,279.09/166,656.96
  6. Step 6: Final answer
    x = 136,178.42

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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.