Home / 54,069.28-81,111.68-16,632.52

Finding the Fourth Proportional to 54,069.28, 81,111.68 and 16,632.52

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Solution

The fourth proportional to 54,069.28, 81,111.68 and 16,632.52 is: 24,951.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,069.28 : 81,111.68 = 16,632.52 : x
  2. Step 2: Convert to fraction form
    54,069.28/81,111.68 = 16,632.52/x
  3. Step 3: Cross multiply
    54,069.28x = 81,111.68 × 16,632.52
  4. Step 4: Simplify right side
    54,069.28x = 1,349,091,639.83
  5. Step 5: Solve for x
    x = 1,349,091,639.83/54,069.28
  6. Step 6: Final answer
    x = 24,951.17

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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.