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Finding the Fourth Proportional to 16,425.67, 24,639.88 and 7,065.92

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Solution

The fourth proportional to 16,425.67, 24,639.88 and 7,065.92 is: 10,599.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,425.67 : 24,639.88 = 7,065.92 : x
  2. Step 2: Convert to fraction form
    16,425.67/24,639.88 = 7,065.92/x
  3. Step 3: Cross multiply
    16,425.67x = 24,639.88 × 7,065.92
  4. Step 4: Simplify right side
    16,425.67x = 174,103,420.89
  5. Step 5: Solve for x
    x = 174,103,420.89/16,425.67
  6. Step 6: Final answer
    x = 10,599.47

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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.