Home / 55,206.11-76,184.45-30,055.61

Finding the Fourth Proportional to 55,206.11, 76,184.45 and 30,055.61

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Solution

The fourth proportional to 55,206.11, 76,184.45 and 30,055.61 is: 41,476.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,206.11 : 76,184.45 = 30,055.61 : x
  2. Step 2: Convert to fraction form
    55,206.11/76,184.45 = 30,055.61/x
  3. Step 3: Cross multiply
    55,206.11x = 76,184.45 × 30,055.61
  4. Step 4: Simplify right side
    55,206.11x = 2,289,769,586.06
  5. Step 5: Solve for x
    x = 2,289,769,586.06/55,206.11
  6. Step 6: Final answer
    x = 41,476.75

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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.