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Finding the Fourth Proportional to 36,952.64, 50,981.90 and 21,033.04

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Solution

The fourth proportional to 36,952.64, 50,981.90 and 21,033.04 is: 29,018.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,952.64 : 50,981.90 = 21,033.04 : x
  2. Step 2: Convert to fraction form
    36,952.64/50,981.90 = 21,033.04/x
  3. Step 3: Cross multiply
    36,952.64x = 50,981.90 × 21,033.04
  4. Step 4: Simplify right side
    36,952.64x = 1,072,304,341.98
  5. Step 5: Solve for x
    x = 1,072,304,341.98/36,952.64
  6. Step 6: Final answer
    x = 29,018.34

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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.