Home / 47,626.49-71,434.26-12,568.88

Finding the Fourth Proportional to 47,626.49, 71,434.26 and 12,568.88

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Solution

The fourth proportional to 47,626.49, 71,434.26 and 12,568.88 is: 18,851.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,626.49 : 71,434.26 = 12,568.88 : x
  2. Step 2: Convert to fraction form
    47,626.49/71,434.26 = 12,568.88/x
  3. Step 3: Cross multiply
    47,626.49x = 71,434.26 × 12,568.88
  4. Step 4: Simplify right side
    47,626.49x = 897,848,641.83
  5. Step 5: Solve for x
    x = 897,848,641.83/47,626.49
  6. Step 6: Final answer
    x = 18,851.88

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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.