Home / 293,617.76-405,185.92-171,102.56

Finding the Fourth Proportional to 293,617.76, 405,185.92 and 171,102.56

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Solution

The fourth proportional to 293,617.76, 405,185.92 and 171,102.56 is: 236,117.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,617.76 : 405,185.92 = 171,102.56 : x
  2. Step 2: Convert to fraction form
    293,617.76/405,185.92 = 171,102.56/x
  3. Step 3: Cross multiply
    293,617.76x = 405,185.92 × 171,102.56
  4. Step 4: Simplify right side
    293,617.76x = 69,328,348,187.96
  5. Step 5: Solve for x
    x = 69,328,348,187.96/293,617.76
  6. Step 6: Final answer
    x = 236,117.69

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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.