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Finding the Fourth Proportional to 16,999.83, 25,478.08 and 9,608.40

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Solution

The fourth proportional to 16,999.83, 25,478.08 and 9,608.40 is: 14,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999.83 : 25,478.08 = 9,608.40 : x
  2. Step 2: Convert to fraction form
    16,999.83/25,478.08 = 9,608.40/x
  3. Step 3: Cross multiply
    16,999.83x = 25,478.08 × 9,608.40
  4. Step 4: Simplify right side
    16,999.83x = 244,803,583.87
  5. Step 5: Solve for x
    x = 244,803,583.87/16,999.83
  6. Step 6: Final answer
    x = 14,400.35

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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.