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Finding the Fourth Proportional to 16,395.60, 24,596.10 and 5,305.08

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Solution

The fourth proportional to 16,395.60, 24,596.10 and 5,305.08 is: 7,958.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,395.60 : 24,596.10 = 5,305.08 : x
  2. Step 2: Convert to fraction form
    16,395.60/24,596.10 = 5,305.08/x
  3. Step 3: Cross multiply
    16,395.60x = 24,596.10 × 5,305.08
  4. Step 4: Simplify right side
    16,395.60x = 130,484,278.19
  5. Step 5: Solve for x
    x = 130,484,278.19/16,395.60
  6. Step 6: Final answer
    x = 7,958.49

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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.