Home / 47,672.01-71,480.21-14,382.09

Finding the Fourth Proportional to 47,672.01, 71,480.21 and 14,382.09

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Solution

The fourth proportional to 47,672.01, 71,480.21 and 14,382.09 is: 21,564.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,672.01 : 71,480.21 = 14,382.09 : x
  2. Step 2: Convert to fraction form
    47,672.01/71,480.21 = 14,382.09/x
  3. Step 3: Cross multiply
    47,672.01x = 71,480.21 × 14,382.09
  4. Step 4: Simplify right side
    47,672.01x = 1,028,034,741.53
  5. Step 5: Solve for x
    x = 1,028,034,741.53/47,672.01
  6. Step 6: Final answer
    x = 21,564.75

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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.