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Finding the Fourth Proportional to 64,374.75, 96,449.54 and 44,665.83

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Solution

The fourth proportional to 64,374.75, 96,449.54 and 44,665.83 is: 66,920.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,374.75 : 96,449.54 = 44,665.83 : x
  2. Step 2: Convert to fraction form
    64,374.75/96,449.54 = 44,665.83/x
  3. Step 3: Cross multiply
    64,374.75x = 96,449.54 × 44,665.83
  4. Step 4: Simplify right side
    64,374.75x = 4,307,998,533.89
  5. Step 5: Solve for x
    x = 4,307,998,533.89/64,374.75
  6. Step 6: Final answer
    x = 66,920.63

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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.