Home / 38,651.67-52,939.62-36,382.05

Finding the Fourth Proportional to 38,651.67, 52,939.62 and 36,382.05

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Solution

The fourth proportional to 38,651.67, 52,939.62 and 36,382.05 is: 49,831.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,651.67 : 52,939.62 = 36,382.05 : x
  2. Step 2: Convert to fraction form
    38,651.67/52,939.62 = 36,382.05/x
  3. Step 3: Cross multiply
    38,651.67x = 52,939.62 × 36,382.05
  4. Step 4: Simplify right side
    38,651.67x = 1,926,051,901.82
  5. Step 5: Solve for x
    x = 1,926,051,901.82/38,651.67
  6. Step 6: Final answer
    x = 49,831.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.