Home / 194,147.03-268,005.57-130,521.73

Finding the Fourth Proportional to 194,147.03, 268,005.57 and 130,521.73

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Solution

The fourth proportional to 194,147.03, 268,005.57 and 130,521.73 is: 180,175.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,147.03 : 268,005.57 = 130,521.73 : x
  2. Step 2: Convert to fraction form
    194,147.03/268,005.57 = 130,521.73/x
  3. Step 3: Cross multiply
    194,147.03x = 268,005.57 × 130,521.73
  4. Step 4: Simplify right side
    194,147.03x = 34,980,549,993.43
  5. Step 5: Solve for x
    x = 34,980,549,993.43/194,147.03
  6. Step 6: Final answer
    x = 180,175.56

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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.