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Finding the Fourth Proportional to 192,344.84, 265,472.06 and 111,776.77

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Solution

The fourth proportional to 192,344.84, 265,472.06 and 111,776.77 is: 154,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,344.84 : 265,472.06 = 111,776.77 : x
  2. Step 2: Convert to fraction form
    192,344.84/265,472.06 = 111,776.77/x
  3. Step 3: Cross multiply
    192,344.84x = 265,472.06 × 111,776.77
  4. Step 4: Simplify right side
    192,344.84x = 29,673,609,392.05
  5. Step 5: Solve for x
    x = 29,673,609,392.05/192,344.84
  6. Step 6: Final answer
    x = 154,272.97

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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.