Home / 54,117.52-81,186.92-16,671.22

Finding the Fourth Proportional to 54,117.52, 81,186.92 and 16,671.22

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Solution

The fourth proportional to 54,117.52, 81,186.92 and 16,671.22 is: 25,010.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,117.52 : 81,186.92 = 16,671.22 : x
  2. Step 2: Convert to fraction form
    54,117.52/81,186.92 = 16,671.22/x
  3. Step 3: Cross multiply
    54,117.52x = 81,186.92 × 16,671.22
  4. Step 4: Simplify right side
    54,117.52x = 1,353,485,004.44
  5. Step 5: Solve for x
    x = 1,353,485,004.44/54,117.52
  6. Step 6: Final answer
    x = 25,010.11

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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.