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Finding the Fourth Proportional to 84,880.68, 127,336.67 and 27,957.93

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Solution

The fourth proportional to 84,880.68, 127,336.67 and 27,957.93 is: 41,942.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,880.68 : 127,336.67 = 27,957.93 : x
  2. Step 2: Convert to fraction form
    84,880.68/127,336.67 = 27,957.93/x
  3. Step 3: Cross multiply
    84,880.68x = 127,336.67 × 27,957.93
  4. Step 4: Simplify right side
    84,880.68x = 3,560,069,706.29
  5. Step 5: Solve for x
    x = 3,560,069,706.29/84,880.68
  6. Step 6: Final answer
    x = 41,942.05

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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.