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Finding the Fourth Proportional to 22,812.53, 34,208.37 and 7,012.06

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Solution

The fourth proportional to 22,812.53, 34,208.37 and 7,012.06 is: 10,514.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,812.53 : 34,208.37 = 7,012.06 : x
  2. Step 2: Convert to fraction form
    22,812.53/34,208.37 = 7,012.06/x
  3. Step 3: Cross multiply
    22,812.53x = 34,208.37 × 7,012.06
  4. Step 4: Simplify right side
    22,812.53x = 239,871,142.94
  5. Step 5: Solve for x
    x = 239,871,142.94/22,812.53
  6. Step 6: Final answer
    x = 10,514.89

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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.