Home / 115,923.35-173,879.33-67,919.18

Finding the Fourth Proportional to 115,923.35, 173,879.33 and 67,919.18

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Solution

The fourth proportional to 115,923.35, 173,879.33 and 67,919.18 is: 101,875.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,923.35 : 173,879.33 = 67,919.18 : x
  2. Step 2: Convert to fraction form
    115,923.35/173,879.33 = 67,919.18/x
  3. Step 3: Cross multiply
    115,923.35x = 173,879.33 × 67,919.18
  4. Step 4: Simplify right side
    115,923.35x = 11,809,740,303.56
  5. Step 5: Solve for x
    x = 11,809,740,303.56/115,923.35
  6. Step 6: Final answer
    x = 101,875.42

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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.