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Finding the Fourth Proportional to 169,361.27, 233,718.88 and 92,880.90

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Solution

The fourth proportional to 169,361.27, 233,718.88 and 92,880.90 is: 128,175.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,361.27 : 233,718.88 = 92,880.90 : x
  2. Step 2: Convert to fraction form
    169,361.27/233,718.88 = 92,880.90/x
  3. Step 3: Cross multiply
    169,361.27x = 233,718.88 × 92,880.90
  4. Step 4: Simplify right side
    169,361.27x = 21,708,020,213.54
  5. Step 5: Solve for x
    x = 21,708,020,213.54/169,361.27
  6. Step 6: Final answer
    x = 128,175.83

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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.