Home / 127,094.40-190,690.20-125,101.80

Finding the Fourth Proportional to 127,094.40, 190,690.20 and 125,101.80

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Solution

The fourth proportional to 127,094.40, 190,690.20 and 125,101.80 is: 187,700.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,094.40 : 190,690.20 = 125,101.80 : x
  2. Step 2: Convert to fraction form
    127,094.40/190,690.20 = 125,101.80/x
  3. Step 3: Cross multiply
    127,094.40x = 190,690.20 × 125,101.80
  4. Step 4: Simplify right side
    127,094.40x = 23,855,687,262.36
  5. Step 5: Solve for x
    x = 23,855,687,262.36/127,094.40
  6. Step 6: Final answer
    x = 187,700.54

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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.