Home / 54,326.92-81,492.09-16,887.19

Finding the Fourth Proportional to 54,326.92, 81,492.09 and 16,887.19

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Solution

The fourth proportional to 54,326.92, 81,492.09 and 16,887.19 is: 25,331.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,326.92 : 81,492.09 = 16,887.19 : x
  2. Step 2: Convert to fraction form
    54,326.92/81,492.09 = 16,887.19/x
  3. Step 3: Cross multiply
    54,326.92x = 81,492.09 × 16,887.19
  4. Step 4: Simplify right side
    54,326.92x = 1,376,172,407.33
  5. Step 5: Solve for x
    x = 1,376,172,407.33/54,326.92
  6. Step 6: Final answer
    x = 25,331.32

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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.