Home / 170,136.36-255,241.44-51,804.60

Finding the Fourth Proportional to 170,136.36, 255,241.44 and 51,804.60

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Solution

The fourth proportional to 170,136.36, 255,241.44 and 51,804.60 is: 77,718.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,136.36 : 255,241.44 = 51,804.60 : x
  2. Step 2: Convert to fraction form
    170,136.36/255,241.44 = 51,804.60/x
  3. Step 3: Cross multiply
    170,136.36x = 255,241.44 × 51,804.60
  4. Step 4: Simplify right side
    170,136.36x = 13,222,680,702.62
  5. Step 5: Solve for x
    x = 13,222,680,702.62/170,136.36
  6. Step 6: Final answer
    x = 77,718.14

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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.