Home / 196,629.06-293,508.09-168,728.40

Finding the Fourth Proportional to 196,629.06, 293,508.09 and 168,728.40

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Solution

The fourth proportional to 196,629.06, 293,508.09 and 168,728.40 is: 251,860.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,629.06 : 293,508.09 = 168,728.40 : x
  2. Step 2: Convert to fraction form
    196,629.06/293,508.09 = 168,728.40/x
  3. Step 3: Cross multiply
    196,629.06x = 293,508.09 × 168,728.40
  4. Step 4: Simplify right side
    196,629.06x = 49,523,150,412.76
  5. Step 5: Solve for x
    x = 49,523,150,412.76/196,629.06
  6. Step 6: Final answer
    x = 251,860.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.