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Finding the Fourth Proportional to 106,880.80, 160,283.40 and 36,743.80

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Solution

The fourth proportional to 106,880.80, 160,283.40 and 36,743.80 is: 55,102.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,880.80 : 160,283.40 = 36,743.80 : x
  2. Step 2: Convert to fraction form
    106,880.80/160,283.40 = 36,743.80/x
  3. Step 3: Cross multiply
    106,880.80x = 160,283.40 × 36,743.80
  4. Step 4: Simplify right side
    106,880.80x = 5,889,421,192.92
  5. Step 5: Solve for x
    x = 5,889,421,192.92/106,880.80
  6. Step 6: Final answer
    x = 55,102.71

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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.