Home / 92,256.60-127,321.83-51,978.27

Finding the Fourth Proportional to 92,256.60, 127,321.83 and 51,978.27

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Solution

The fourth proportional to 92,256.60, 127,321.83 and 51,978.27 is: 71,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,256.60 : 127,321.83 = 51,978.27 : x
  2. Step 2: Convert to fraction form
    92,256.60/127,321.83 = 51,978.27/x
  3. Step 3: Cross multiply
    92,256.60x = 127,321.83 × 51,978.27
  4. Step 4: Simplify right side
    92,256.60x = 6,617,968,456.63
  5. Step 5: Solve for x
    x = 6,617,968,456.63/92,256.60
  6. Step 6: Final answer
    x = 71,734.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.