Home / 196,787.28-295,267.64-103,270.48

Finding the Fourth Proportional to 196,787.28, 295,267.64 and 103,270.48

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Solution

The fourth proportional to 196,787.28, 295,267.64 and 103,270.48 is: 154,951.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,787.28 : 295,267.64 = 103,270.48 : x
  2. Step 2: Convert to fraction form
    196,787.28/295,267.64 = 103,270.48/x
  3. Step 3: Cross multiply
    196,787.28x = 295,267.64 × 103,270.48
  4. Step 4: Simplify right side
    196,787.28x = 30,492,430,911.27
  5. Step 5: Solve for x
    x = 30,492,430,911.27/196,787.28
  6. Step 6: Final answer
    x = 154,951.23

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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.