Home / 127,027.40-190,374.98-52,059.77

Finding the Fourth Proportional to 127,027.40, 190,374.98 and 52,059.77

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Solution

The fourth proportional to 127,027.40, 190,374.98 and 52,059.77 is: 78,021.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,027.40 : 190,374.98 = 52,059.77 : x
  2. Step 2: Convert to fraction form
    127,027.40/190,374.98 = 52,059.77/x
  3. Step 3: Cross multiply
    127,027.40x = 190,374.98 × 52,059.77
  4. Step 4: Simplify right side
    127,027.40x = 9,910,876,460.38
  5. Step 5: Solve for x
    x = 9,910,876,460.38/127,027.40
  6. Step 6: Final answer
    x = 78,021.57

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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.