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Finding the Fourth Proportional to 107,364.58, 160,996.28 and 39,849.83

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Solution

The fourth proportional to 107,364.58, 160,996.28 and 39,849.83 is: 59,755.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,364.58 : 160,996.28 = 39,849.83 : x
  2. Step 2: Convert to fraction form
    107,364.58/160,996.28 = 39,849.83/x
  3. Step 3: Cross multiply
    107,364.58x = 160,996.28 × 39,849.83
  4. Step 4: Simplify right side
    107,364.58x = 6,415,674,189.38
  5. Step 5: Solve for x
    x = 6,415,674,189.38/107,364.58
  6. Step 6: Final answer
    x = 59,755.97

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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.