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Finding the Fourth Proportional to 54,050.79, 81,076.19 and 14,608.92

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Solution

The fourth proportional to 54,050.79, 81,076.19 and 14,608.92 is: 21,913.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,050.79 : 81,076.19 = 14,608.92 : x
  2. Step 2: Convert to fraction form
    54,050.79/81,076.19 = 14,608.92/x
  3. Step 3: Cross multiply
    54,050.79x = 81,076.19 × 14,608.92
  4. Step 4: Simplify right side
    54,050.79x = 1,184,435,500.57
  5. Step 5: Solve for x
    x = 1,184,435,500.57/54,050.79
  6. Step 6: Final answer
    x = 21,913.38

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Similar ratio
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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.