Home / 100,875.16-151,288.44-44,684.20

Finding the Fourth Proportional to 100,875.16, 151,288.44 and 44,684.20

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Solution

The fourth proportional to 100,875.16, 151,288.44 and 44,684.20 is: 67,015.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,875.16 : 151,288.44 = 44,684.20 : x
  2. Step 2: Convert to fraction form
    100,875.16/151,288.44 = 44,684.20/x
  3. Step 3: Cross multiply
    100,875.16x = 151,288.44 × 44,684.20
  4. Step 4: Simplify right side
    100,875.16x = 6,760,202,910.65
  5. Step 5: Solve for x
    x = 6,760,202,910.65/100,875.16
  6. Step 6: Final answer
    x = 67,015.54

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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.