Home / 443,114.70-664,672.05-162,741.30

Finding the Fourth Proportional to 443,114.70, 664,672.05 and 162,741.30

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Solution

The fourth proportional to 443,114.70, 664,672.05 and 162,741.30 is: 244,111.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,114.70 : 664,672.05 = 162,741.30 : x
  2. Step 2: Convert to fraction form
    443,114.70/664,672.05 = 162,741.30/x
  3. Step 3: Cross multiply
    443,114.70x = 664,672.05 × 162,741.30
  4. Step 4: Simplify right side
    443,114.70x = 108,169,593,490.67
  5. Step 5: Solve for x
    x = 108,169,593,490.67/443,114.70
  6. Step 6: Final answer
    x = 244,111.95

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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.