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Finding the Fourth Proportional to 15,603.73, 23,384.90 and 6,829.09

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Solution

The fourth proportional to 15,603.73, 23,384.90 and 6,829.09 is: 10,234.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603.73 : 23,384.90 = 6,829.09 : x
  2. Step 2: Convert to fraction form
    15,603.73/23,384.90 = 6,829.09/x
  3. Step 3: Cross multiply
    15,603.73x = 23,384.90 × 6,829.09
  4. Step 4: Simplify right side
    15,603.73x = 159,697,552.60
  5. Step 5: Solve for x
    x = 159,697,552.60/15,603.73
  6. Step 6: Final answer
    x = 10,234.58

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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.