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Finding the Fourth Proportional to 36,871.03, 50,882.03 and 20,955.07

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Solution

The fourth proportional to 36,871.03, 50,882.03 and 20,955.07 is: 28,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,871.03 : 50,882.03 = 20,955.07 : x
  2. Step 2: Convert to fraction form
    36,871.03/50,882.03 = 20,955.07/x
  3. Step 3: Cross multiply
    36,871.03x = 50,882.03 × 20,955.07
  4. Step 4: Simplify right side
    36,871.03x = 1,066,236,425.57
  5. Step 5: Solve for x
    x = 1,066,236,425.57/36,871.03
  6. Step 6: Final answer
    x = 28,918.00

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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.