Home / 54,072.92-81,117.06-16,636.12

Finding the Fourth Proportional to 54,072.92, 81,117.06 and 16,636.12

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Solution

The fourth proportional to 54,072.92, 81,117.06 and 16,636.12 is: 24,956.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,072.92 : 81,117.06 = 16,636.12 : x
  2. Step 2: Convert to fraction form
    54,072.92/81,117.06 = 16,636.12/x
  3. Step 3: Cross multiply
    54,072.92x = 81,117.06 × 16,636.12
  4. Step 4: Simplify right side
    54,072.92x = 1,349,473,144.21
  5. Step 5: Solve for x
    x = 1,349,473,144.21/54,072.92
  6. Step 6: Final answer
    x = 24,956.54

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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.