Home / 233,701.27-322,530.51-138,238.72

Finding the Fourth Proportional to 233,701.27, 322,530.51 and 138,238.72

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Solution

The fourth proportional to 233,701.27, 322,530.51 and 138,238.72 is: 190,782.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,701.27 : 322,530.51 = 138,238.72 : x
  2. Step 2: Convert to fraction form
    233,701.27/322,530.51 = 138,238.72/x
  3. Step 3: Cross multiply
    233,701.27x = 322,530.51 × 138,238.72
  4. Step 4: Simplify right side
    233,701.27x = 44,586,204,863.35
  5. Step 5: Solve for x
    x = 44,586,204,863.35/233,701.27
  6. Step 6: Final answer
    x = 190,782.90

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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.