Home / 293,618.65-405,186.97-171,103.25

Finding the Fourth Proportional to 293,618.65, 405,186.97 and 171,103.25

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Solution

The fourth proportional to 293,618.65, 405,186.97 and 171,103.25 is: 236,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,618.65 : 405,186.97 = 171,103.25 : x
  2. Step 2: Convert to fraction form
    293,618.65/405,186.97 = 171,103.25/x
  3. Step 3: Cross multiply
    293,618.65x = 405,186.97 × 171,103.25
  4. Step 4: Simplify right side
    293,618.65x = 69,328,806,861.91
  5. Step 5: Solve for x
    x = 69,328,806,861.91/293,618.65
  6. Step 6: Final answer
    x = 236,118.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.