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Finding the Fourth Proportional to 96,523.90, 144,829.05 and 43,906.30

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Solution

The fourth proportional to 96,523.90, 144,829.05 and 43,906.30 is: 65,879.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,523.90 : 144,829.05 = 43,906.30 : x
  2. Step 2: Convert to fraction form
    96,523.90/144,829.05 = 43,906.30/x
  3. Step 3: Cross multiply
    96,523.90x = 144,829.05 × 43,906.30
  4. Step 4: Simplify right side
    96,523.90x = 6,358,907,718.02
  5. Step 5: Solve for x
    x = 6,358,907,718.02/96,523.90
  6. Step 6: Final answer
    x = 65,879.10

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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.