Home / 165,013.00-247,479.86-76,181.16

Finding the Fourth Proportional to 165,013.00, 247,479.86 and 76,181.16

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Solution

The fourth proportional to 165,013.00, 247,479.86 and 76,181.16 is: 114,253.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,013.00 : 247,479.86 = 76,181.16 : x
  2. Step 2: Convert to fraction form
    165,013.00/247,479.86 = 76,181.16/x
  3. Step 3: Cross multiply
    165,013.00x = 247,479.86 × 76,181.16
  4. Step 4: Simplify right side
    165,013.00x = 18,853,302,109.35
  5. Step 5: Solve for x
    x = 18,853,302,109.35/165,013.00
  6. Step 6: Final answer
    x = 114,253.44

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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.