Home / 127,848.60-192,003.30-123,701.40

Finding the Fourth Proportional to 127,848.60, 192,003.30 and 123,701.40

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Solution

The fourth proportional to 127,848.60, 192,003.30 and 123,701.40 is: 185,775.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,848.60 : 192,003.30 = 123,701.40 : x
  2. Step 2: Convert to fraction form
    127,848.60/192,003.30 = 123,701.40/x
  3. Step 3: Cross multiply
    127,848.60x = 192,003.30 × 123,701.40
  4. Step 4: Simplify right side
    127,848.60x = 23,751,077,014.62
  5. Step 5: Solve for x
    x = 23,751,077,014.62/127,848.60
  6. Step 6: Final answer
    x = 185,775.03

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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.