Home / 71,357.85-107,036.46-18,050.33

Finding the Fourth Proportional to 71,357.85, 107,036.46 and 18,050.33

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Solution

The fourth proportional to 71,357.85, 107,036.46 and 18,050.33 is: 27,075.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,357.85 : 107,036.46 = 18,050.33 : x
  2. Step 2: Convert to fraction form
    71,357.85/107,036.46 = 18,050.33/x
  3. Step 3: Cross multiply
    71,357.85x = 107,036.46 × 18,050.33
  4. Step 4: Simplify right side
    71,357.85x = 1,932,042,889.85
  5. Step 5: Solve for x
    x = 1,932,042,889.85/71,357.85
  6. Step 6: Final answer
    x = 27,075.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.