Home / 53,896.75-74,377.52-31,540.75

Finding the Fourth Proportional to 53,896.75, 74,377.52 and 31,540.75

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Solution

The fourth proportional to 53,896.75, 74,377.52 and 31,540.75 is: 43,526.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,896.75 : 74,377.52 = 31,540.75 : x
  2. Step 2: Convert to fraction form
    53,896.75/74,377.52 = 31,540.75/x
  3. Step 3: Cross multiply
    53,896.75x = 74,377.52 × 31,540.75
  4. Step 4: Simplify right side
    53,896.75x = 2,345,922,763.94
  5. Step 5: Solve for x
    x = 2,345,922,763.94/53,896.75
  6. Step 6: Final answer
    x = 43,526.24

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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.