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Finding the Fourth Proportional to 156,044.10, 233,738.10 and 129,800.10

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Solution

The fourth proportional to 156,044.10, 233,738.10 and 129,800.10 is: 194,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,044.10 : 233,738.10 = 129,800.10 : x
  2. Step 2: Convert to fraction form
    156,044.10/233,738.10 = 129,800.10/x
  3. Step 3: Cross multiply
    156,044.10x = 233,738.10 × 129,800.10
  4. Step 4: Simplify right side
    156,044.10x = 30,339,228,753.81
  5. Step 5: Solve for x
    x = 30,339,228,753.81/156,044.10
  6. Step 6: Final answer
    x = 194,427.27

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1.5x scale

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.