Home / 82,039.56-113,214.69-44,313.81

Finding the Fourth Proportional to 82,039.56, 113,214.69 and 44,313.81

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Solution

The fourth proportional to 82,039.56, 113,214.69 and 44,313.81 is: 61,153.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,039.56 : 113,214.69 = 44,313.81 : x
  2. Step 2: Convert to fraction form
    82,039.56/113,214.69 = 44,313.81/x
  3. Step 3: Cross multiply
    82,039.56x = 113,214.69 × 44,313.81
  4. Step 4: Simplify right side
    82,039.56x = 5,016,974,261.87
  5. Step 5: Solve for x
    x = 5,016,974,261.87/82,039.56
  6. Step 6: Final answer
    x = 61,153.11

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Why These Related Problems?

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