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Finding the Fourth Proportional to 107,523.50, 160,479.65 and 105,749.75

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Solution

The fourth proportional to 107,523.50, 160,479.65 and 105,749.75 is: 157,832.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,523.50 : 160,479.65 = 105,749.75 : x
  2. Step 2: Convert to fraction form
    107,523.50/160,479.65 = 105,749.75/x
  3. Step 3: Cross multiply
    107,523.50x = 160,479.65 × 105,749.75
  4. Step 4: Simplify right side
    107,523.50x = 16,970,683,533.16
  5. Step 5: Solve for x
    x = 16,970,683,533.16/107,523.50
  6. Step 6: Final answer
    x = 157,832.33

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.