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Finding the Fourth Proportional to 107,063.96, 160,597.06 and 43,867.85

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Solution

The fourth proportional to 107,063.96, 160,597.06 and 43,867.85 is: 65,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,063.96 : 160,597.06 = 43,867.85 : x
  2. Step 2: Convert to fraction form
    107,063.96/160,597.06 = 43,867.85/x
  3. Step 3: Cross multiply
    107,063.96x = 160,597.06 × 43,867.85
  4. Step 4: Simplify right side
    107,063.96x = 7,045,046,825.87
  5. Step 5: Solve for x
    x = 7,045,046,825.87/107,063.96
  6. Step 6: Final answer
    x = 65,802.23

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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.