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Finding the Fourth Proportional to 16,547.85, 24,800.82 and 7,763.40

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Solution

The fourth proportional to 16,547.85, 24,800.82 and 7,763.40 is: 11,635.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,547.85 : 24,800.82 = 7,763.40 : x
  2. Step 2: Convert to fraction form
    16,547.85/24,800.82 = 7,763.40/x
  3. Step 3: Cross multiply
    16,547.85x = 24,800.82 × 7,763.40
  4. Step 4: Simplify right side
    16,547.85x = 192,538,685.99
  5. Step 5: Solve for x
    x = 192,538,685.99/16,547.85
  6. Step 6: Final answer
    x = 11,635.27

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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.