Home / 203,862.31-281,632.14-134,175.94

Finding the Fourth Proportional to 203,862.31, 281,632.14 and 134,175.94

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Solution

The fourth proportional to 203,862.31, 281,632.14 and 134,175.94 is: 185,361.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,862.31 : 281,632.14 = 134,175.94 : x
  2. Step 2: Convert to fraction form
    203,862.31/281,632.14 = 134,175.94/x
  3. Step 3: Cross multiply
    203,862.31x = 281,632.14 × 134,175.94
  4. Step 4: Simplify right side
    203,862.31x = 37,788,257,998.81
  5. Step 5: Solve for x
    x = 37,788,257,998.81/203,862.31
  6. Step 6: Final answer
    x = 185,361.67

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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.