Home / 233,545.70-322,226.37-131,535.45

Finding the Fourth Proportional to 233,545.70, 322,226.37 and 131,535.45

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Solution

The fourth proportional to 233,545.70, 322,226.37 and 131,535.45 is: 181,481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,545.70 : 322,226.37 = 131,535.45 : x
  2. Step 2: Convert to fraction form
    233,545.70/322,226.37 = 131,535.45/x
  3. Step 3: Cross multiply
    233,545.70x = 322,226.37 × 131,535.45
  4. Step 4: Simplify right side
    233,545.70x = 42,384,190,579.82
  5. Step 5: Solve for x
    x = 42,384,190,579.82/233,545.70
  6. Step 6: Final answer
    x = 181,481.36

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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.