Home / 165,789.18-248,722.62-65,955.06

Finding the Fourth Proportional to 165,789.18, 248,722.62 and 65,955.06

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Solution

The fourth proportional to 165,789.18, 248,722.62 and 65,955.06 is: 98,948.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,789.18 : 248,722.62 = 65,955.06 : x
  2. Step 2: Convert to fraction form
    165,789.18/248,722.62 = 65,955.06/x
  3. Step 3: Cross multiply
    165,789.18x = 248,722.62 × 65,955.06
  4. Step 4: Simplify right side
    165,789.18x = 16,404,515,325.46
  5. Step 5: Solve for x
    x = 16,404,515,325.46/165,789.18
  6. Step 6: Final answer
    x = 98,948.05

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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.