Home / 95,705.36-132,081.03-55,419.84

Finding the Fourth Proportional to 95,705.36, 132,081.03 and 55,419.84

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Solution

The fourth proportional to 95,705.36, 132,081.03 and 55,419.84 is: 76,483.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,705.36 : 132,081.03 = 55,419.84 : x
  2. Step 2: Convert to fraction form
    95,705.36/132,081.03 = 55,419.84/x
  3. Step 3: Cross multiply
    95,705.36x = 132,081.03 × 55,419.84
  4. Step 4: Simplify right side
    95,705.36x = 7,319,909,178.16
  5. Step 5: Solve for x
    x = 7,319,909,178.16/95,705.36
  6. Step 6: Final answer
    x = 76,483.79

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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.