Home / 63,820.44-95,730.68-28,719.12

Finding the Fourth Proportional to 63,820.44, 95,730.68 and 28,719.12

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Solution

The fourth proportional to 63,820.44, 95,730.68 and 28,719.12 is: 43,078.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,820.44 : 95,730.68 = 28,719.12 : x
  2. Step 2: Convert to fraction form
    63,820.44/95,730.68 = 28,719.12/x
  3. Step 3: Cross multiply
    63,820.44x = 95,730.68 × 28,719.12
  4. Step 4: Simplify right side
    63,820.44x = 2,749,300,886.60
  5. Step 5: Solve for x
    x = 2,749,300,886.60/63,820.44
  6. Step 6: Final answer
    x = 43,078.69

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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.