Home / 233,605.77-322,369.27-131,629.38

Finding the Fourth Proportional to 233,605.77, 322,369.27 and 131,629.38

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Solution

The fourth proportional to 233,605.77, 322,369.27 and 131,629.38 is: 181,644.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,605.77 : 322,369.27 = 131,629.38 : x
  2. Step 2: Convert to fraction form
    233,605.77/322,369.27 = 131,629.38/x
  3. Step 3: Cross multiply
    233,605.77x = 322,369.27 × 131,629.38
  4. Step 4: Simplify right side
    233,605.77x = 42,433,266,509.86
  5. Step 5: Solve for x
    x = 42,433,266,509.86/233,605.77
  6. Step 6: Final answer
    x = 181,644.77

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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.