Home / 196,865.70-295,595.55-157,305.30

Finding the Fourth Proportional to 196,865.70, 295,595.55 and 157,305.30

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Solution

The fourth proportional to 196,865.70, 295,595.55 and 157,305.30 is: 236,195.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,865.70 : 295,595.55 = 157,305.30 : x
  2. Step 2: Convert to fraction form
    196,865.70/295,595.55 = 157,305.30/x
  3. Step 3: Cross multiply
    196,865.70x = 295,595.55 × 157,305.30
  4. Step 4: Simplify right side
    196,865.70x = 46,498,746,671.42
  5. Step 5: Solve for x
    x = 46,498,746,671.42/196,865.70
  6. Step 6: Final answer
    x = 236,195.27

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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.