Home / 47,660.35-71,492.38-14,380.42

Finding the Fourth Proportional to 47,660.35, 71,492.38 and 14,380.42

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Solution

The fourth proportional to 47,660.35, 71,492.38 and 14,380.42 is: 21,571.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,660.35 : 71,492.38 = 14,380.42 : x
  2. Step 2: Convert to fraction form
    47,660.35/71,492.38 = 14,380.42/x
  3. Step 3: Cross multiply
    47,660.35x = 71,492.38 × 14,380.42
  4. Step 4: Simplify right side
    47,660.35x = 1,028,090,320.87
  5. Step 5: Solve for x
    x = 1,028,090,320.87/47,660.35
  6. Step 6: Final answer
    x = 21,571.19

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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.