Home / 82,741.15-114,179.19-45,945.08

Finding the Fourth Proportional to 82,741.15, 114,179.19 and 45,945.08

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Solution

The fourth proportional to 82,741.15, 114,179.19 and 45,945.08 is: 63,402.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,741.15 : 114,179.19 = 45,945.08 : x
  2. Step 2: Convert to fraction form
    82,741.15/114,179.19 = 45,945.08/x
  3. Step 3: Cross multiply
    82,741.15x = 114,179.19 × 45,945.08
  4. Step 4: Simplify right side
    82,741.15x = 5,245,972,018.89
  5. Step 5: Solve for x
    x = 5,245,972,018.89/82,741.15
  6. Step 6: Final answer
    x = 63,402.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.