Home / 54,113.63-81,178.07-16,676.73

Finding the Fourth Proportional to 54,113.63, 81,178.07 and 16,676.73

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Solution

The fourth proportional to 54,113.63, 81,178.07 and 16,676.73 is: 25,017.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,113.63 : 81,178.07 = 16,676.73 : x
  2. Step 2: Convert to fraction form
    54,113.63/81,178.07 = 16,676.73/x
  3. Step 3: Cross multiply
    54,113.63x = 81,178.07 × 16,676.73
  4. Step 4: Simplify right side
    54,113.63x = 1,353,784,671.93
  5. Step 5: Solve for x
    x = 1,353,784,671.93/54,113.63
  6. Step 6: Final answer
    x = 25,017.45

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Double scale
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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.