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Finding the Fourth Proportional to 76,694.33, 105,837.15 and 44,433.34

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Solution

The fourth proportional to 76,694.33, 105,837.15 and 44,433.34 is: 61,317.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,694.33 : 105,837.15 = 44,433.34 : x
  2. Step 2: Convert to fraction form
    76,694.33/105,837.15 = 44,433.34/x
  3. Step 3: Cross multiply
    76,694.33x = 105,837.15 × 44,433.34
  4. Step 4: Simplify right side
    76,694.33x = 4,702,698,070.58
  5. Step 5: Solve for x
    x = 4,702,698,070.58/76,694.33
  6. Step 6: Final answer
    x = 61,317.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.