Home / 196,409.16-294,640.94-70,012.16

Finding the Fourth Proportional to 196,409.16, 294,640.94 and 70,012.16

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Solution

The fourth proportional to 196,409.16, 294,640.94 and 70,012.16 is: 105,027.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,409.16 : 294,640.94 = 70,012.16 : x
  2. Step 2: Convert to fraction form
    196,409.16/294,640.94 = 70,012.16/x
  3. Step 3: Cross multiply
    196,409.16x = 294,640.94 × 70,012.16
  4. Step 4: Simplify right side
    196,409.16x = 20,628,448,633.83
  5. Step 5: Solve for x
    x = 20,628,448,633.83/196,409.16
  6. Step 6: Final answer
    x = 105,027.94

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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.