Home / 165,358.58-247,841.04-115,166.96

Finding the Fourth Proportional to 165,358.58, 247,841.04 and 115,166.96

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Solution

The fourth proportional to 165,358.58, 247,841.04 and 115,166.96 is: 172,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,358.58 : 247,841.04 = 115,166.96 : x
  2. Step 2: Convert to fraction form
    165,358.58/247,841.04 = 115,166.96/x
  3. Step 3: Cross multiply
    165,358.58x = 247,841.04 × 115,166.96
  4. Step 4: Simplify right side
    165,358.58x = 28,543,099,140.04
  5. Step 5: Solve for x
    x = 28,543,099,140.04/165,358.58
  6. Step 6: Final answer
    x = 172,613.35

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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.