Home / 196,763.32-295,302.30-102,020.41

Finding the Fourth Proportional to 196,763.32, 295,302.30 and 102,020.41

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Solution

The fourth proportional to 196,763.32, 295,302.30 and 102,020.41 is: 153,112.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,763.32 : 295,302.30 = 102,020.41 : x
  2. Step 2: Convert to fraction form
    196,763.32/295,302.30 = 102,020.41/x
  3. Step 3: Cross multiply
    196,763.32x = 295,302.30 × 102,020.41
  4. Step 4: Simplify right side
    196,763.32x = 30,126,861,719.94
  5. Step 5: Solve for x
    x = 30,126,861,719.94/196,763.32
  6. Step 6: Final answer
    x = 153,112.18

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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.