Home / 233,916.80-322,786.56-131,909.54

Finding the Fourth Proportional to 233,916.80, 322,786.56 and 131,909.54

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Solution

The fourth proportional to 233,916.80, 322,786.56 and 131,909.54 is: 182,024.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,916.80 : 322,786.56 = 131,909.54 : x
  2. Step 2: Convert to fraction form
    233,916.80/322,786.56 = 131,909.54/x
  3. Step 3: Cross multiply
    233,916.80x = 322,786.56 × 131,909.54
  4. Step 4: Simplify right side
    233,916.80x = 42,578,626,647.78
  5. Step 5: Solve for x
    x = 42,578,626,647.78/233,916.80
  6. Step 6: Final answer
    x = 182,024.66

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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.