Home / 127,084.44-190,628.10-43,959

Finding the Fourth Proportional to 127,084.44, 190,628.10 and 43,959

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Solution

The fourth proportional to 127,084.44, 190,628.10 and 43,959 is: 65,939.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,084.44 : 190,628.10 = 43,959 : x
  2. Step 2: Convert to fraction form
    127,084.44/190,628.10 = 43,959/x
  3. Step 3: Cross multiply
    127,084.44x = 190,628.10 × 43,959
  4. Step 4: Simplify right side
    127,084.44x = 8,379,820,647.90
  5. Step 5: Solve for x
    x = 8,379,820,647.90/127,084.44
  6. Step 6: Final answer
    x = 65,939.00

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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.