Home / 47,553.01-71,333.56-12,492.56

Finding the Fourth Proportional to 47,553.01, 71,333.56 and 12,492.56

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Solution

The fourth proportional to 47,553.01, 71,333.56 and 12,492.56 is: 18,739.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,553.01 : 71,333.56 = 12,492.56 : x
  2. Step 2: Convert to fraction form
    47,553.01/71,333.56 = 12,492.56/x
  3. Step 3: Cross multiply
    47,553.01x = 71,333.56 × 12,492.56
  4. Step 4: Simplify right side
    47,553.01x = 891,138,972.26
  5. Step 5: Solve for x
    x = 891,138,972.26/47,553.01
  6. Step 6: Final answer
    x = 18,739.91

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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.