Home / 182,198.10-273,199.95-76,898.10

Finding the Fourth Proportional to 182,198.10, 273,199.95 and 76,898.10

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Solution

The fourth proportional to 182,198.10, 273,199.95 and 76,898.10 is: 115,306.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,198.10 : 273,199.95 = 76,898.10 : x
  2. Step 2: Convert to fraction form
    182,198.10/273,199.95 = 76,898.10/x
  3. Step 3: Cross multiply
    182,198.10x = 273,199.95 × 76,898.10
  4. Step 4: Simplify right side
    182,198.10x = 21,008,557,075.10
  5. Step 5: Solve for x
    x = 21,008,557,075.10/182,198.10
  6. Step 6: Final answer
    x = 115,306.13

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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.