Home / 203,707.41-281,110.82-113,061.03

Finding the Fourth Proportional to 203,707.41, 281,110.82 and 113,061.03

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Solution

The fourth proportional to 203,707.41, 281,110.82 and 113,061.03 is: 156,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,707.41 : 281,110.82 = 113,061.03 : x
  2. Step 2: Convert to fraction form
    203,707.41/281,110.82 = 113,061.03/x
  3. Step 3: Cross multiply
    203,707.41x = 281,110.82 × 113,061.03
  4. Step 4: Simplify right side
    203,707.41x = 31,782,678,288.04
  5. Step 5: Solve for x
    x = 31,782,678,288.04/203,707.41
  6. Step 6: Final answer
    x = 156,021.22

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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.