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Finding the Fourth Proportional to 16,353.68, 24,528.28 and 7,118.48

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Solution

The fourth proportional to 16,353.68, 24,528.28 and 7,118.48 is: 10,676.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,353.68 : 24,528.28 = 7,118.48 : x
  2. Step 2: Convert to fraction form
    16,353.68/24,528.28 = 7,118.48/x
  3. Step 3: Cross multiply
    16,353.68x = 24,528.28 × 7,118.48
  4. Step 4: Simplify right side
    16,353.68x = 174,604,070.61
  5. Step 5: Solve for x
    x = 174,604,070.61/16,353.68
  6. Step 6: Final answer
    x = 10,676.74

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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.