Home / 134,885.87-202,558.44-129,243.41

Finding the Fourth Proportional to 134,885.87, 202,558.44 and 129,243.41

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Solution

The fourth proportional to 134,885.87, 202,558.44 and 129,243.41 is: 194,085.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,885.87 : 202,558.44 = 129,243.41 : x
  2. Step 2: Convert to fraction form
    134,885.87/202,558.44 = 129,243.41/x
  3. Step 3: Cross multiply
    134,885.87x = 202,558.44 × 129,243.41
  4. Step 4: Simplify right side
    134,885.87x = 26,179,343,509.88
  5. Step 5: Solve for x
    x = 26,179,343,509.88/134,885.87
  6. Step 6: Final answer
    x = 194,085.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.