Home / 76,276.56-114,447.76-41,240.96

Finding the Fourth Proportional to 76,276.56, 114,447.76 and 41,240.96

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Solution

The fourth proportional to 76,276.56, 114,447.76 and 41,240.96 is: 61,879.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,276.56 : 114,447.76 = 41,240.96 : x
  2. Step 2: Convert to fraction form
    76,276.56/114,447.76 = 41,240.96/x
  3. Step 3: Cross multiply
    76,276.56x = 114,447.76 × 41,240.96
  4. Step 4: Simplify right side
    76,276.56x = 4,719,935,492.25
  5. Step 5: Solve for x
    x = 4,719,935,492.25/76,276.56
  6. Step 6: Final answer
    x = 61,879.24

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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.