Home / 293,644.26-405,218.25-159,505.38

Finding the Fourth Proportional to 293,644.26, 405,218.25 and 159,505.38

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Solution

The fourth proportional to 293,644.26, 405,218.25 and 159,505.38 is: 220,111.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,644.26 : 405,218.25 = 159,505.38 : x
  2. Step 2: Convert to fraction form
    293,644.26/405,218.25 = 159,505.38/x
  3. Step 3: Cross multiply
    293,644.26x = 405,218.25 × 159,505.38
  4. Step 4: Simplify right side
    293,644.26x = 64,634,490,949.19
  5. Step 5: Solve for x
    x = 64,634,490,949.19/293,644.26
  6. Step 6: Final answer
    x = 220,111.54

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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.