Home / 196,022.16-294,015.96-77,662.80

Finding the Fourth Proportional to 196,022.16, 294,015.96 and 77,662.80

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Solution

The fourth proportional to 196,022.16, 294,015.96 and 77,662.80 is: 116,487.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,022.16 : 294,015.96 = 77,662.80 : x
  2. Step 2: Convert to fraction form
    196,022.16/294,015.96 = 77,662.80/x
  3. Step 3: Cross multiply
    196,022.16x = 294,015.96 × 77,662.80
  4. Step 4: Simplify right side
    196,022.16x = 22,834,102,698.29
  5. Step 5: Solve for x
    x = 22,834,102,698.29/196,022.16
  6. Step 6: Final answer
    x = 116,487.35

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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.