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Finding the Fourth Proportional to 16,366.80, 24,543.90 and 7,000.86

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Solution

The fourth proportional to 16,366.80, 24,543.90 and 7,000.86 is: 10,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,366.80 : 24,543.90 = 7,000.86 : x
  2. Step 2: Convert to fraction form
    16,366.80/24,543.90 = 7,000.86/x
  3. Step 3: Cross multiply
    16,366.80x = 24,543.90 × 7,000.86
  4. Step 4: Simplify right side
    16,366.80x = 171,828,407.75
  5. Step 5: Solve for x
    x = 171,828,407.75/16,366.80
  6. Step 6: Final answer
    x = 10,498.60

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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.