Home / 54,907.37-75,771.80-31,033.99

Finding the Fourth Proportional to 54,907.37, 75,771.80 and 31,033.99

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Solution

The fourth proportional to 54,907.37, 75,771.80 and 31,033.99 is: 42,826.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,907.37 : 75,771.80 = 31,033.99 : x
  2. Step 2: Convert to fraction form
    54,907.37/75,771.80 = 31,033.99/x
  3. Step 3: Cross multiply
    54,907.37x = 75,771.80 × 31,033.99
  4. Step 4: Simplify right side
    54,907.37x = 2,351,501,087.75
  5. Step 5: Solve for x
    x = 2,351,501,087.75/54,907.37
  6. Step 6: Final answer
    x = 42,826.69

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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.