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Finding the Fourth Proportional to 16,475.99, 24,665.54 and 10,215.90

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Solution

The fourth proportional to 16,475.99, 24,665.54 and 10,215.90 is: 15,293.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,475.99 : 24,665.54 = 10,215.90 : x
  2. Step 2: Convert to fraction form
    16,475.99/24,665.54 = 10,215.90/x
  3. Step 3: Cross multiply
    16,475.99x = 24,665.54 × 10,215.90
  4. Step 4: Simplify right side
    16,475.99x = 251,980,639.01
  5. Step 5: Solve for x
    x = 251,980,639.01/16,475.99
  6. Step 6: Final answer
    x = 15,293.81

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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.