Home / 76,873.25-115,298.72-29,500.27

Finding the Fourth Proportional to 76,873.25, 115,298.72 and 29,500.27

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Solution

The fourth proportional to 76,873.25, 115,298.72 and 29,500.27 is: 44,246.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,873.25 : 115,298.72 = 29,500.27 : x
  2. Step 2: Convert to fraction form
    76,873.25/115,298.72 = 29,500.27/x
  3. Step 3: Cross multiply
    76,873.25x = 115,298.72 × 29,500.27
  4. Step 4: Simplify right side
    76,873.25x = 3,401,342,646.66
  5. Step 5: Solve for x
    x = 3,401,342,646.66/76,873.25
  6. Step 6: Final answer
    x = 44,246.12

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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.