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Finding the Fourth Proportional to 17,652.99, 24,346.94 and 15,523.95

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Solution

The fourth proportional to 17,652.99, 24,346.94 and 15,523.95 is: 21,410.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,652.99 : 24,346.94 = 15,523.95 : x
  2. Step 2: Convert to fraction form
    17,652.99/24,346.94 = 15,523.95/x
  3. Step 3: Cross multiply
    17,652.99x = 24,346.94 × 15,523.95
  4. Step 4: Simplify right side
    17,652.99x = 377,960,601.59
  5. Step 5: Solve for x
    x = 377,960,601.59/17,652.99
  6. Step 6: Final answer
    x = 21,410.57

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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.