Home / 199,399.42-298,396.55-124,554.81

Finding the Fourth Proportional to 199,399.42, 298,396.55 and 124,554.81

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Solution

The fourth proportional to 199,399.42, 298,396.55 and 124,554.81 is: 186,393.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,399.42 : 298,396.55 = 124,554.81 : x
  2. Step 2: Convert to fraction form
    199,399.42/298,396.55 = 124,554.81/x
  3. Step 3: Cross multiply
    199,399.42x = 298,396.55 × 124,554.81
  4. Step 4: Simplify right side
    199,399.42x = 37,166,725,589.91
  5. Step 5: Solve for x
    x = 37,166,725,589.91/199,399.42
  6. Step 6: Final answer
    x = 186,393.35

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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.