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Finding the Fourth Proportional to 36,981, 51,033.78 and 23,756.04

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Solution

The fourth proportional to 36,981, 51,033.78 and 23,756.04 is: 32,783.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981 : 51,033.78 = 23,756.04 : x
  2. Step 2: Convert to fraction form
    36,981/51,033.78 = 23,756.04/x
  3. Step 3: Cross multiply
    36,981x = 51,033.78 × 23,756.04
  4. Step 4: Simplify right side
    36,981x = 1,212,360,519.03
  5. Step 5: Solve for x
    x = 1,212,360,519.03/36,981
  6. Step 6: Final answer
    x = 32,783.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.