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Finding the Fourth Proportional to 16,259.16, 24,391.05 and 5,015.45

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Solution

The fourth proportional to 16,259.16, 24,391.05 and 5,015.45 is: 7,523.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,259.16 : 24,391.05 = 5,015.45 : x
  2. Step 2: Convert to fraction form
    16,259.16/24,391.05 = 5,015.45/x
  3. Step 3: Cross multiply
    16,259.16x = 24,391.05 × 5,015.45
  4. Step 4: Simplify right side
    16,259.16x = 122,331,969.77
  5. Step 5: Solve for x
    x = 122,331,969.77/16,259.16
  6. Step 6: Final answer
    x = 7,523.88

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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.