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Finding the Fourth Proportional to 23,430.52, 35,138.08 and 7,844.50

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Solution

The fourth proportional to 23,430.52, 35,138.08 and 7,844.50 is: 11,764.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,430.52 : 35,138.08 = 7,844.50 : x
  2. Step 2: Convert to fraction form
    23,430.52/35,138.08 = 7,844.50/x
  3. Step 3: Cross multiply
    23,430.52x = 35,138.08 × 7,844.50
  4. Step 4: Simplify right side
    23,430.52x = 275,640,668.56
  5. Step 5: Solve for x
    x = 275,640,668.56/23,430.52
  6. Step 6: Final answer
    x = 11,764.17

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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.