Home / 76,670.08-114,997.56-24,078.16

Finding the Fourth Proportional to 76,670.08, 114,997.56 and 24,078.16

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Solution

The fourth proportional to 76,670.08, 114,997.56 and 24,078.16 is: 36,114.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,670.08 : 114,997.56 = 24,078.16 : x
  2. Step 2: Convert to fraction form
    76,670.08/114,997.56 = 24,078.16/x
  3. Step 3: Cross multiply
    76,670.08x = 114,997.56 × 24,078.16
  4. Step 4: Simplify right side
    76,670.08x = 2,768,929,649.29
  5. Step 5: Solve for x
    x = 2,768,929,649.29/76,670.08
  6. Step 6: Final answer
    x = 36,114.87

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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.