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Finding the Fourth Proportional to 16,029.40, 24,000.90 and 12,573.40

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Solution

The fourth proportional to 16,029.40, 24,000.90 and 12,573.40 is: 18,826.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,029.40 : 24,000.90 = 12,573.40 : x
  2. Step 2: Convert to fraction form
    16,029.40/24,000.90 = 12,573.40/x
  3. Step 3: Cross multiply
    16,029.40x = 24,000.90 × 12,573.40
  4. Step 4: Simplify right side
    16,029.40x = 301,772,916.06
  5. Step 5: Solve for x
    x = 301,772,916.06/16,029.40
  6. Step 6: Final answer
    x = 18,826.21

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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.