Home / 293,617.91-405,173.53-172,735.84

Finding the Fourth Proportional to 293,617.91, 405,173.53 and 172,735.84

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Solution

The fourth proportional to 293,617.91, 405,173.53 and 172,735.84 is: 238,364.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,617.91 : 405,173.53 = 172,735.84 : x
  2. Step 2: Convert to fraction form
    293,617.91/405,173.53 = 172,735.84/x
  3. Step 3: Cross multiply
    293,617.91x = 405,173.53 × 172,735.84
  4. Step 4: Simplify right side
    293,617.91x = 69,987,989,247.80
  5. Step 5: Solve for x
    x = 69,987,989,247.80/293,617.91
  6. Step 6: Final answer
    x = 238,364.17

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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.