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Finding the Fourth Proportional to 16,602.08, 24,903.78 and 5,509.76

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Solution

The fourth proportional to 16,602.08, 24,903.78 and 5,509.76 is: 8,264.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,602.08 : 24,903.78 = 5,509.76 : x
  2. Step 2: Convert to fraction form
    16,602.08/24,903.78 = 5,509.76/x
  3. Step 3: Cross multiply
    16,602.08x = 24,903.78 × 5,509.76
  4. Step 4: Simplify right side
    16,602.08x = 137,213,850.89
  5. Step 5: Solve for x
    x = 137,213,850.89/16,602.08
  6. Step 6: Final answer
    x = 8,264.86

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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.