Home / 123,440.44-170,183.16-92,683.36

Finding the Fourth Proportional to 123,440.44, 170,183.16 and 92,683.36

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Solution

The fourth proportional to 123,440.44, 170,183.16 and 92,683.36 is: 127,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,440.44 : 170,183.16 = 92,683.36 : x
  2. Step 2: Convert to fraction form
    123,440.44/170,183.16 = 92,683.36/x
  3. Step 3: Cross multiply
    123,440.44x = 170,183.16 × 92,683.36
  4. Step 4: Simplify right side
    123,440.44x = 15,773,147,084.22
  5. Step 5: Solve for x
    x = 15,773,147,084.22/123,440.44
  6. Step 6: Final answer
    x = 127,779.41

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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.