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Finding the Fourth Proportional to 17,041.52, 25,551.48 and 7,187.60

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Solution

The fourth proportional to 17,041.52, 25,551.48 and 7,187.60 is: 10,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,041.52 : 25,551.48 = 7,187.60 : x
  2. Step 2: Convert to fraction form
    17,041.52/25,551.48 = 7,187.60/x
  3. Step 3: Cross multiply
    17,041.52x = 25,551.48 × 7,187.60
  4. Step 4: Simplify right side
    17,041.52x = 183,653,817.65
  5. Step 5: Solve for x
    x = 183,653,817.65/17,041.52
  6. Step 6: Final answer
    x = 10,776.84

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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.