Home / 97,958.77-135,184.62-54,947.81

Finding the Fourth Proportional to 97,958.77, 135,184.62 and 54,947.81

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Solution

The fourth proportional to 97,958.77, 135,184.62 and 54,947.81 is: 75,828.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,958.77 : 135,184.62 = 54,947.81 : x
  2. Step 2: Convert to fraction form
    97,958.77/135,184.62 = 54,947.81/x
  3. Step 3: Cross multiply
    97,958.77x = 135,184.62 × 54,947.81
  4. Step 4: Simplify right side
    97,958.77x = 7,428,098,253.64
  5. Step 5: Solve for x
    x = 7,428,098,253.64/97,958.77
  6. Step 6: Final answer
    x = 75,828.83

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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.