Home / 66,471.10-99,725.49-27,056.50

Finding the Fourth Proportional to 66,471.10, 99,725.49 and 27,056.50

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Solution

The fourth proportional to 66,471.10, 99,725.49 and 27,056.50 is: 40,592.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,471.10 : 99,725.49 = 27,056.50 : x
  2. Step 2: Convert to fraction form
    66,471.10/99,725.49 = 27,056.50/x
  3. Step 3: Cross multiply
    66,471.10x = 99,725.49 × 27,056.50
  4. Step 4: Simplify right side
    66,471.10x = 2,698,222,470.87
  5. Step 5: Solve for x
    x = 2,698,222,470.87/66,471.10
  6. Step 6: Final answer
    x = 40,592.42

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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.