Home / 240,379.26-360,416.25-127,990.14

Finding the Fourth Proportional to 240,379.26, 360,416.25 and 127,990.14

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Solution

The fourth proportional to 240,379.26, 360,416.25 and 127,990.14 is: 191,903.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,379.26 : 360,416.25 = 127,990.14 : x
  2. Step 2: Convert to fraction form
    240,379.26/360,416.25 = 127,990.14/x
  3. Step 3: Cross multiply
    240,379.26x = 360,416.25 × 127,990.14
  4. Step 4: Simplify right side
    240,379.26x = 46,129,726,295.78
  5. Step 5: Solve for x
    x = 46,129,726,295.78/240,379.26
  6. Step 6: Final answer
    x = 191,903.94

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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.