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Finding the Fourth Proportional to 96,618.83, 144,958.41 and 43,355.45

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Solution

The fourth proportional to 96,618.83, 144,958.41 and 43,355.45 is: 65,046.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,618.83 : 144,958.41 = 43,355.45 : x
  2. Step 2: Convert to fraction form
    96,618.83/144,958.41 = 43,355.45/x
  3. Step 3: Cross multiply
    96,618.83x = 144,958.41 × 43,355.45
  4. Step 4: Simplify right side
    96,618.83x = 6,284,737,459.23
  5. Step 5: Solve for x
    x = 6,284,737,459.23/96,618.83
  6. Step 6: Final answer
    x = 65,046.72

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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.