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Finding the Fourth Proportional to 105,232.54, 157,847.64 and 30,350.25

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Solution

The fourth proportional to 105,232.54, 157,847.64 and 30,350.25 is: 45,525.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,232.54 : 157,847.64 = 30,350.25 : x
  2. Step 2: Convert to fraction form
    105,232.54/157,847.64 = 30,350.25/x
  3. Step 3: Cross multiply
    105,232.54x = 157,847.64 × 30,350.25
  4. Step 4: Simplify right side
    105,232.54x = 4,790,715,335.91
  5. Step 5: Solve for x
    x = 4,790,715,335.91/105,232.54
  6. Step 6: Final answer
    x = 45,525.04

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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.