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Finding the Fourth Proportional to 18,176.99, 25,083.60 and 10,110.60

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Solution

The fourth proportional to 18,176.99, 25,083.60 and 10,110.60 is: 13,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.99 : 25,083.60 = 10,110.60 : x
  2. Step 2: Convert to fraction form
    18,176.99/25,083.60 = 10,110.60/x
  3. Step 3: Cross multiply
    18,176.99x = 25,083.60 × 10,110.60
  4. Step 4: Simplify right side
    18,176.99x = 253,610,246.16
  5. Step 5: Solve for x
    x = 253,610,246.16/18,176.99
  6. Step 6: Final answer
    x = 13,952.27

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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.