Home / 149,084.81-223,628.43-54,382.85

Finding the Fourth Proportional to 149,084.81, 223,628.43 and 54,382.85

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Solution

The fourth proportional to 149,084.81, 223,628.43 and 54,382.85 is: 81,574.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,084.81 : 223,628.43 = 54,382.85 : x
  2. Step 2: Convert to fraction form
    149,084.81/223,628.43 = 54,382.85/x
  3. Step 3: Cross multiply
    149,084.81x = 223,628.43 × 54,382.85
  4. Step 4: Simplify right side
    149,084.81x = 12,161,550,246.28
  5. Step 5: Solve for x
    x = 12,161,550,246.28/149,084.81
  6. Step 6: Final answer
    x = 81,574.71

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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.