Home / 196,521.10-294,843.95-70,158.55

Finding the Fourth Proportional to 196,521.10, 294,843.95 and 70,158.55

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Solution

The fourth proportional to 196,521.10, 294,843.95 and 70,158.55 is: 105,260.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,521.10 : 294,843.95 = 70,158.55 : x
  2. Step 2: Convert to fraction form
    196,521.10/294,843.95 = 70,158.55/x
  3. Step 3: Cross multiply
    196,521.10x = 294,843.95 × 70,158.55
  4. Step 4: Simplify right side
    196,521.10x = 20,685,823,183.46
  5. Step 5: Solve for x
    x = 20,685,823,183.46/196,521.10
  6. Step 6: Final answer
    x = 105,260.06

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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.