Home / 193,416.36-266,907.60-107,379.06

Finding the Fourth Proportional to 193,416.36, 266,907.60 and 107,379.06

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Solution

The fourth proportional to 193,416.36, 266,907.60 and 107,379.06 is: 148,179.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,416.36 : 266,907.60 = 107,379.06 : x
  2. Step 2: Convert to fraction form
    193,416.36/266,907.60 = 107,379.06/x
  3. Step 3: Cross multiply
    193,416.36x = 266,907.60 × 107,379.06
  4. Step 4: Simplify right side
    193,416.36x = 28,660,287,194.86
  5. Step 5: Solve for x
    x = 28,660,287,194.86/193,416.36
  6. Step 6: Final answer
    x = 148,179.23

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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.