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Finding the Fourth Proportional to 16,672.60, 24,975.30 and 10,413.40

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Solution

The fourth proportional to 16,672.60, 24,975.30 and 10,413.40 is: 15,599.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.60 : 24,975.30 = 10,413.40 : x
  2. Step 2: Convert to fraction form
    16,672.60/24,975.30 = 10,413.40/x
  3. Step 3: Cross multiply
    16,672.60x = 24,975.30 × 10,413.40
  4. Step 4: Simplify right side
    16,672.60x = 260,077,789.02
  5. Step 5: Solve for x
    x = 260,077,789.02/16,672.60
  6. Step 6: Final answer
    x = 15,599.11

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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.