Home / 233,555.18-322,239.38-131,544.98

Finding the Fourth Proportional to 233,555.18, 322,239.38 and 131,544.98

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Solution

The fourth proportional to 233,555.18, 322,239.38 and 131,544.98 is: 181,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,555.18 : 322,239.38 = 131,544.98 : x
  2. Step 2: Convert to fraction form
    233,555.18/322,239.38 = 131,544.98/x
  3. Step 3: Cross multiply
    233,555.18x = 322,239.38 × 131,544.98
  4. Step 4: Simplify right side
    233,555.18x = 42,388,972,797.31
  5. Step 5: Solve for x
    x = 42,388,972,797.31/233,555.18
  6. Step 6: Final answer
    x = 181,494.47

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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.