Home / 165,016.26-247,484.72-76,184.42

Finding the Fourth Proportional to 165,016.26, 247,484.72 and 76,184.42

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Solution

The fourth proportional to 165,016.26, 247,484.72 and 76,184.42 is: 114,258.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,016.26 : 247,484.72 = 76,184.42 : x
  2. Step 2: Convert to fraction form
    165,016.26/247,484.72 = 76,184.42/x
  3. Step 3: Cross multiply
    165,016.26x = 247,484.72 × 76,184.42
  4. Step 4: Simplify right side
    165,016.26x = 18,854,479,852.06
  5. Step 5: Solve for x
    x = 18,854,479,852.06/165,016.26
  6. Step 6: Final answer
    x = 114,258.32

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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.