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Finding the Fourth Proportional to 196,790.92, 295,404.90 and 101,995.72

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Solution

The fourth proportional to 196,790.92, 295,404.90 and 101,995.72 is: 153,106.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,790.92 : 295,404.90 = 101,995.72 : x
  2. Step 2: Convert to fraction form
    196,790.92/295,404.90 = 101,995.72/x
  3. Step 3: Cross multiply
    196,790.92x = 295,404.90 × 101,995.72
  4. Step 4: Simplify right side
    196,790.92x = 30,130,035,467.03
  5. Step 5: Solve for x
    x = 30,130,035,467.03/196,790.92
  6. Step 6: Final answer
    x = 153,106.84

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1.5x scale

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.