Home / 55,736.24-83,601.21-40,758.68

Finding the Fourth Proportional to 55,736.24, 83,601.21 and 40,758.68

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Solution

The fourth proportional to 55,736.24, 83,601.21 and 40,758.68 is: 61,135.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,736.24 : 83,601.21 = 40,758.68 : x
  2. Step 2: Convert to fraction form
    55,736.24/83,601.21 = 40,758.68/x
  3. Step 3: Cross multiply
    55,736.24x = 83,601.21 × 40,758.68
  4. Step 4: Simplify right side
    55,736.24x = 3,407,474,966.00
  5. Step 5: Solve for x
    x = 3,407,474,966.00/55,736.24
  6. Step 6: Final answer
    x = 61,135.72

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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.