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Finding the Fourth Proportional to 15,937.70, 23,914.04 and 7,620.23

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Solution

The fourth proportional to 15,937.70, 23,914.04 and 7,620.23 is: 11,433.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,937.70 : 23,914.04 = 7,620.23 : x
  2. Step 2: Convert to fraction form
    15,937.70/23,914.04 = 7,620.23/x
  3. Step 3: Cross multiply
    15,937.70x = 23,914.04 × 7,620.23
  4. Step 4: Simplify right side
    15,937.70x = 182,230,506.71
  5. Step 5: Solve for x
    x = 182,230,506.71/15,937.70
  6. Step 6: Final answer
    x = 11,433.93

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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.