Home / 54,162.64-81,243.84-14,725.48

Finding the Fourth Proportional to 54,162.64, 81,243.84 and 14,725.48

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Solution

The fourth proportional to 54,162.64, 81,243.84 and 14,725.48 is: 22,088.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,162.64 : 81,243.84 = 14,725.48 : x
  2. Step 2: Convert to fraction form
    54,162.64/81,243.84 = 14,725.48/x
  3. Step 3: Cross multiply
    54,162.64x = 81,243.84 × 14,725.48
  4. Step 4: Simplify right side
    54,162.64x = 1,196,354,541.04
  5. Step 5: Solve for x
    x = 1,196,354,541.04/54,162.64
  6. Step 6: Final answer
    x = 22,088.19

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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.