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Finding the Fourth Proportional to 192,612.73, 265,813.41 and 106,570.32

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Solution

The fourth proportional to 192,612.73, 265,813.41 and 106,570.32 is: 147,071.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,612.73 : 265,813.41 = 106,570.32 : x
  2. Step 2: Convert to fraction form
    192,612.73/265,813.41 = 106,570.32/x
  3. Step 3: Cross multiply
    192,612.73x = 265,813.41 × 106,570.32
  4. Step 4: Simplify right side
    192,612.73x = 28,327,820,163.99
  5. Step 5: Solve for x
    x = 28,327,820,163.99/192,612.73
  6. Step 6: Final answer
    x = 147,071.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.