Home / 54,145.83-81,209.43-14,706.12

Finding the Fourth Proportional to 54,145.83, 81,209.43 and 14,706.12

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Solution

The fourth proportional to 54,145.83, 81,209.43 and 14,706.12 is: 22,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,145.83 : 81,209.43 = 14,706.12 : x
  2. Step 2: Convert to fraction form
    54,145.83/81,209.43 = 14,706.12/x
  3. Step 3: Cross multiply
    54,145.83x = 81,209.43 × 14,706.12
  4. Step 4: Simplify right side
    54,145.83x = 1,194,275,622.71
  5. Step 5: Solve for x
    x = 1,194,275,622.71/54,145.83
  6. Step 6: Final answer
    x = 22,056.65

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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.