Home / 110,530.20-165,968.10-63,874.20

Finding the Fourth Proportional to 110,530.20, 165,968.10 and 63,874.20

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Solution

The fourth proportional to 110,530.20, 165,968.10 and 63,874.20 is: 95,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,530.20 : 165,968.10 = 63,874.20 : x
  2. Step 2: Convert to fraction form
    110,530.20/165,968.10 = 63,874.20/x
  3. Step 3: Cross multiply
    110,530.20x = 165,968.10 × 63,874.20
  4. Step 4: Simplify right side
    110,530.20x = 10,601,079,613.02
  5. Step 5: Solve for x
    x = 10,601,079,613.02/110,530.20
  6. Step 6: Final answer
    x = 95,911.16

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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.