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Finding the Fourth Proportional to 16,619.84, 24,925.48 and 4,930.32

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Solution

The fourth proportional to 16,619.84, 24,925.48 and 4,930.32 is: 7,394.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.84 : 24,925.48 = 4,930.32 : x
  2. Step 2: Convert to fraction form
    16,619.84/24,925.48 = 4,930.32/x
  3. Step 3: Cross multiply
    16,619.84x = 24,925.48 × 4,930.32
  4. Step 4: Simplify right side
    16,619.84x = 122,890,592.55
  5. Step 5: Solve for x
    x = 122,890,592.55/16,619.84
  6. Step 6: Final answer
    x = 7,394.21

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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.