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Finding the Fourth Proportional to 96,347.10, 144,423.45 and 43,794.30

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Solution

The fourth proportional to 96,347.10, 144,423.45 and 43,794.30 is: 65,647.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,347.10 : 144,423.45 = 43,794.30 : x
  2. Step 2: Convert to fraction form
    96,347.10/144,423.45 = 43,794.30/x
  3. Step 3: Cross multiply
    96,347.10x = 144,423.45 × 43,794.30
  4. Step 4: Simplify right side
    96,347.10x = 6,324,923,896.34
  5. Step 5: Solve for x
    x = 6,324,923,896.34/96,347.10
  6. Step 6: Final answer
    x = 65,647.27

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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.