Home / 29,845.40-44,768.10-18,181.40

Finding the Fourth Proportional to 29,845.40, 44,768.10 and 18,181.40

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Solution

The fourth proportional to 29,845.40, 44,768.10 and 18,181.40 is: 27,272.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,845.40 : 44,768.10 = 18,181.40 : x
  2. Step 2: Convert to fraction form
    29,845.40/44,768.10 = 18,181.40/x
  3. Step 3: Cross multiply
    29,845.40x = 44,768.10 × 18,181.40
  4. Step 4: Simplify right side
    29,845.40x = 813,946,733.34
  5. Step 5: Solve for x
    x = 813,946,733.34/29,845.40
  6. Step 6: Final answer
    x = 27,272.10

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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.