Home / 47,869.44-71,788.32-14,585.28

Finding the Fourth Proportional to 47,869.44, 71,788.32 and 14,585.28

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Solution

The fourth proportional to 47,869.44, 71,788.32 and 14,585.28 is: 21,873.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,869.44 : 71,788.32 = 14,585.28 : x
  2. Step 2: Convert to fraction form
    47,869.44/71,788.32 = 14,585.28/x
  3. Step 3: Cross multiply
    47,869.44x = 71,788.32 × 14,585.28
  4. Step 4: Simplify right side
    47,869.44x = 1,047,052,747.93
  5. Step 5: Solve for x
    x = 1,047,052,747.93/47,869.44
  6. Step 6: Final answer
    x = 21,873.09

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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.