Home / 190,144.35-262,316.84-114,650.91

Finding the Fourth Proportional to 190,144.35, 262,316.84 and 114,650.91

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Solution

The fourth proportional to 190,144.35, 262,316.84 and 114,650.91 is: 158,168.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,144.35 : 262,316.84 = 114,650.91 : x
  2. Step 2: Convert to fraction form
    190,144.35/262,316.84 = 114,650.91/x
  3. Step 3: Cross multiply
    190,144.35x = 262,316.84 × 114,650.91
  4. Step 4: Simplify right side
    190,144.35x = 30,074,863,841.07
  5. Step 5: Solve for x
    x = 30,074,863,841.07/190,144.35
  6. Step 6: Final answer
    x = 158,168.59

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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.