Home / 196,521.62-294,767.84-70,147.44

Finding the Fourth Proportional to 196,521.62, 294,767.84 and 70,147.44

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Solution

The fourth proportional to 196,521.62, 294,767.84 and 70,147.44 is: 105,215.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,521.62 : 294,767.84 = 70,147.44 : x
  2. Step 2: Convert to fraction form
    196,521.62/294,767.84 = 70,147.44/x
  3. Step 3: Cross multiply
    196,521.62x = 294,767.84 × 70,147.44
  4. Step 4: Simplify right side
    196,521.62x = 20,677,209,019.59
  5. Step 5: Solve for x
    x = 20,677,209,019.59/196,521.62
  6. Step 6: Final answer
    x = 105,215.95

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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.