Home / 54,297.65-81,389.64-22,725.80

Finding the Fourth Proportional to 54,297.65, 81,389.64 and 22,725.80

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Solution

The fourth proportional to 54,297.65, 81,389.64 and 22,725.80 is: 34,064.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,297.65 : 81,389.64 = 22,725.80 : x
  2. Step 2: Convert to fraction form
    54,297.65/81,389.64 = 22,725.80/x
  3. Step 3: Cross multiply
    54,297.65x = 81,389.64 × 22,725.80
  4. Step 4: Simplify right side
    54,297.65x = 1,849,644,680.71
  5. Step 5: Solve for x
    x = 1,849,644,680.71/54,297.65
  6. Step 6: Final answer
    x = 34,064.91

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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.