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Finding the Fourth Proportional to 107,363.25, 160,994.90 and 39,848.27

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Solution

The fourth proportional to 107,363.25, 160,994.90 and 39,848.27 is: 59,753.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,363.25 : 160,994.90 = 39,848.27 : x
  2. Step 2: Convert to fraction form
    107,363.25/160,994.90 = 39,848.27/x
  3. Step 3: Cross multiply
    107,363.25x = 160,994.90 × 39,848.27
  4. Step 4: Simplify right side
    107,363.25x = 6,415,368,243.82
  5. Step 5: Solve for x
    x = 6,415,368,243.82/107,363.25
  6. Step 6: Final answer
    x = 59,753.86

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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.