Home / 38,199.04-52,713.86-21,202.29

Finding the Fourth Proportional to 38,199.04, 52,713.86 and 21,202.29

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Solution

The fourth proportional to 38,199.04, 52,713.86 and 21,202.29 is: 29,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,199.04 : 52,713.86 = 21,202.29 : x
  2. Step 2: Convert to fraction form
    38,199.04/52,713.86 = 21,202.29/x
  3. Step 3: Cross multiply
    38,199.04x = 52,713.86 × 21,202.29
  4. Step 4: Simplify right side
    38,199.04x = 1,117,654,440.73
  5. Step 5: Solve for x
    x = 1,117,654,440.73/38,199.04
  6. Step 6: Final answer
    x = 29,258.71

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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.