Home / 54,263.32-81,398.06-16,828.71

Finding the Fourth Proportional to 54,263.32, 81,398.06 and 16,828.71

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Solution

The fourth proportional to 54,263.32, 81,398.06 and 16,828.71 is: 25,244.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,263.32 : 81,398.06 = 16,828.71 : x
  2. Step 2: Convert to fraction form
    54,263.32/81,398.06 = 16,828.71/x
  3. Step 3: Cross multiply
    54,263.32x = 81,398.06 × 16,828.71
  4. Step 4: Simplify right side
    54,263.32x = 1,369,824,346.30
  5. Step 5: Solve for x
    x = 1,369,824,346.30/54,263.32
  6. Step 6: Final answer
    x = 25,244.02

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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.