Home / 185,136.80-277,705.20-170,702.60

Finding the Fourth Proportional to 185,136.80, 277,705.20 and 170,702.60

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Solution

The fourth proportional to 185,136.80, 277,705.20 and 170,702.60 is: 256,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,136.80 : 277,705.20 = 170,702.60 : x
  2. Step 2: Convert to fraction form
    185,136.80/277,705.20 = 170,702.60/x
  3. Step 3: Cross multiply
    185,136.80x = 277,705.20 × 170,702.60
  4. Step 4: Simplify right side
    185,136.80x = 47,404,999,673.52
  5. Step 5: Solve for x
    x = 47,404,999,673.52/185,136.80
  6. Step 6: Final answer
    x = 256,053.90

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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.