Home / 54,167.19-81,252.58-18,628.16

Finding the Fourth Proportional to 54,167.19, 81,252.58 and 18,628.16

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Solution

The fourth proportional to 54,167.19, 81,252.58 and 18,628.16 is: 27,942.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,167.19 : 81,252.58 = 18,628.16 : x
  2. Step 2: Convert to fraction form
    54,167.19/81,252.58 = 18,628.16/x
  3. Step 3: Cross multiply
    54,167.19x = 81,252.58 × 18,628.16
  4. Step 4: Simplify right side
    54,167.19x = 1,513,586,060.65
  5. Step 5: Solve for x
    x = 1,513,586,060.65/54,167.19
  6. Step 6: Final answer
    x = 27,942.86

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1.5x scale

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.