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Finding the Fourth Proportional to 127,301.50, 190,952.25 and 44,195.50

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Solution

The fourth proportional to 127,301.50, 190,952.25 and 44,195.50 is: 66,293.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,301.50 : 190,952.25 = 44,195.50 : x
  2. Step 2: Convert to fraction form
    127,301.50/190,952.25 = 44,195.50/x
  3. Step 3: Cross multiply
    127,301.50x = 190,952.25 × 44,195.50
  4. Step 4: Simplify right side
    127,301.50x = 8,439,230,164.88
  5. Step 5: Solve for x
    x = 8,439,230,164.88/127,301.50
  6. Step 6: Final answer
    x = 66,293.25

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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.