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Finding the Fourth Proportional to 36,474.98, 50,347.93 and 21,372.46

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Solution

The fourth proportional to 36,474.98, 50,347.93 and 21,372.46 is: 29,501.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,474.98 : 50,347.93 = 21,372.46 : x
  2. Step 2: Convert to fraction form
    36,474.98/50,347.93 = 21,372.46/x
  3. Step 3: Cross multiply
    36,474.98x = 50,347.93 × 21,372.46
  4. Step 4: Simplify right side
    36,474.98x = 1,076,058,980.78
  5. Step 5: Solve for x
    x = 1,076,058,980.78/36,474.98
  6. Step 6: Final answer
    x = 29,501.29

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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.