Home / 196,905.60-295,358.40-195,739.20

Finding the Fourth Proportional to 196,905.60, 295,358.40 and 195,739.20

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Solution

The fourth proportional to 196,905.60, 295,358.40 and 195,739.20 is: 293,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,905.60 : 295,358.40 = 195,739.20 : x
  2. Step 2: Convert to fraction form
    196,905.60/295,358.40 = 195,739.20/x
  3. Step 3: Cross multiply
    196,905.60x = 295,358.40 × 195,739.20
  4. Step 4: Simplify right side
    196,905.60x = 57,813,216,929.28
  5. Step 5: Solve for x
    x = 57,813,216,929.28/196,905.60
  6. Step 6: Final answer
    x = 293,608.80

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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.