Home / 186,198.08-279,255.04-53,075.48

Finding the Fourth Proportional to 186,198.08, 279,255.04 and 53,075.48

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Solution

The fourth proportional to 186,198.08, 279,255.04 and 53,075.48 is: 79,601.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,198.08 : 279,255.04 = 53,075.48 : x
  2. Step 2: Convert to fraction form
    186,198.08/279,255.04 = 53,075.48/x
  3. Step 3: Cross multiply
    186,198.08x = 279,255.04 × 53,075.48
  4. Step 4: Simplify right side
    186,198.08x = 14,821,595,290.42
  5. Step 5: Solve for x
    x = 14,821,595,290.42/186,198.08
  6. Step 6: Final answer
    x = 79,601.23

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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.