Home / 127,211.56-190,904.79-44,105.56

Finding the Fourth Proportional to 127,211.56, 190,904.79 and 44,105.56

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Solution

The fourth proportional to 127,211.56, 190,904.79 and 44,105.56 is: 66,188.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,211.56 : 190,904.79 = 44,105.56 : x
  2. Step 2: Convert to fraction form
    127,211.56/190,904.79 = 44,105.56/x
  3. Step 3: Cross multiply
    127,211.56x = 190,904.79 × 44,105.56
  4. Step 4: Simplify right side
    127,211.56x = 8,419,962,669.63
  5. Step 5: Solve for x
    x = 8,419,962,669.63/127,211.56
  6. Step 6: Final answer
    x = 66,188.66

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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.