Home / 54,213.63-81,324.69-14,772.30

Finding the Fourth Proportional to 54,213.63, 81,324.69 and 14,772.30

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Solution

The fourth proportional to 54,213.63, 81,324.69 and 14,772.30 is: 22,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,213.63 : 81,324.69 = 14,772.30 : x
  2. Step 2: Convert to fraction form
    54,213.63/81,324.69 = 14,772.30/x
  3. Step 3: Cross multiply
    54,213.63x = 81,324.69 × 14,772.30
  4. Step 4: Simplify right side
    54,213.63x = 1,201,352,718.09
  5. Step 5: Solve for x
    x = 1,201,352,718.09/54,213.63
  6. Step 6: Final answer
    x = 22,159.61

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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.