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Finding the Fourth Proportional to 48,057.94, 72,120.93 and 16,895.62

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Solution

The fourth proportional to 48,057.94, 72,120.93 and 16,895.62 is: 25,355.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,057.94 : 72,120.93 = 16,895.62 : x
  2. Step 2: Convert to fraction form
    48,057.94/72,120.93 = 16,895.62/x
  3. Step 3: Cross multiply
    48,057.94x = 72,120.93 × 16,895.62
  4. Step 4: Simplify right side
    48,057.94x = 1,218,527,827.33
  5. Step 5: Solve for x
    x = 1,218,527,827.33/48,057.94
  6. Step 6: Final answer
    x = 25,355.39

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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.