Home / 185,136.03-255,296.61-158,367.15

Finding the Fourth Proportional to 185,136.03, 255,296.61 and 158,367.15

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Solution

The fourth proportional to 185,136.03, 255,296.61 and 158,367.15 is: 218,383.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,136.03 : 255,296.61 = 158,367.15 : x
  2. Step 2: Convert to fraction form
    185,136.03/255,296.61 = 158,367.15/x
  3. Step 3: Cross multiply
    185,136.03x = 255,296.61 × 158,367.15
  4. Step 4: Simplify right side
    185,136.03x = 40,430,596,530.36
  5. Step 5: Solve for x
    x = 40,430,596,530.36/185,136.03
  6. Step 6: Final answer
    x = 218,383.19

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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.