Home / 38,199.98-52,712.16-21,202.94

Finding the Fourth Proportional to 38,199.98, 52,712.16 and 21,202.94

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Solution

The fourth proportional to 38,199.98, 52,712.16 and 21,202.94 is: 29,257.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,199.98 : 52,712.16 = 21,202.94 : x
  2. Step 2: Convert to fraction form
    38,199.98/52,712.16 = 21,202.94/x
  3. Step 3: Cross multiply
    38,199.98x = 52,712.16 × 21,202.94
  4. Step 4: Simplify right side
    38,199.98x = 1,117,652,765.75
  5. Step 5: Solve for x
    x = 1,117,652,765.75/38,199.98
  6. Step 6: Final answer
    x = 29,257.94

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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.