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Finding the Fourth Proportional to 15,937.50, 23,910.09 and 4,993.50

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Solution

The fourth proportional to 15,937.50, 23,910.09 and 4,993.50 is: 7,491.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,937.50 : 23,910.09 = 4,993.50 : x
  2. Step 2: Convert to fraction form
    15,937.50/23,910.09 = 4,993.50/x
  3. Step 3: Cross multiply
    15,937.50x = 23,910.09 × 4,993.50
  4. Step 4: Simplify right side
    15,937.50x = 119,395,034.42
  5. Step 5: Solve for x
    x = 119,395,034.42/15,937.50
  6. Step 6: Final answer
    x = 7,491.45

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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.