Home / 54,887.49-82,330.09-17,447.63

Finding the Fourth Proportional to 54,887.49, 82,330.09 and 17,447.63

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Solution

The fourth proportional to 54,887.49, 82,330.09 and 17,447.63 is: 26,171.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,887.49 : 82,330.09 = 17,447.63 : x
  2. Step 2: Convert to fraction form
    54,887.49/82,330.09 = 17,447.63/x
  3. Step 3: Cross multiply
    54,887.49x = 82,330.09 × 17,447.63
  4. Step 4: Simplify right side
    54,887.49x = 1,436,464,492.92
  5. Step 5: Solve for x
    x = 1,436,464,492.92/54,887.49
  6. Step 6: Final answer
    x = 26,171.07

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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.