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Finding the Fourth Proportional to 173,375.52, 260,270.64 and 103,287.84

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Solution

The fourth proportional to 173,375.52, 260,270.64 and 103,287.84 is: 155,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,375.52 : 260,270.64 = 103,287.84 : x
  2. Step 2: Convert to fraction form
    173,375.52/260,270.64 = 103,287.84/x
  3. Step 3: Cross multiply
    173,375.52x = 260,270.64 × 103,287.84
  4. Step 4: Simplify right side
    173,375.52x = 26,882,792,221.02
  5. Step 5: Solve for x
    x = 26,882,792,221.02/173,375.52
  6. Step 6: Final answer
    x = 155,055.29

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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.