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Finding the Fourth Proportional to 18,597.24, 27,900.72 and 10,798.56

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Solution

The fourth proportional to 18,597.24, 27,900.72 and 10,798.56 is: 16,200.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597.24 : 27,900.72 = 10,798.56 : x
  2. Step 2: Convert to fraction form
    18,597.24/27,900.72 = 10,798.56/x
  3. Step 3: Cross multiply
    18,597.24x = 27,900.72 × 10,798.56
  4. Step 4: Simplify right side
    18,597.24x = 301,287,598.96
  5. Step 5: Solve for x
    x = 301,287,598.96/18,597.24
  6. Step 6: Final answer
    x = 16,200.66

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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.