Home / 196,923.40-295,382.88-133,586.60

Finding the Fourth Proportional to 196,923.40, 295,382.88 and 133,586.60

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Solution

The fourth proportional to 196,923.40, 295,382.88 and 133,586.60 is: 200,378.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,923.40 : 295,382.88 = 133,586.60 : x
  2. Step 2: Convert to fraction form
    196,923.40/295,382.88 = 133,586.60/x
  3. Step 3: Cross multiply
    196,923.40x = 295,382.88 × 133,586.60
  4. Step 4: Simplify right side
    196,923.40x = 39,459,194,637.41
  5. Step 5: Solve for x
    x = 39,459,194,637.41/196,923.40
  6. Step 6: Final answer
    x = 200,378.39

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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.