Home / 108,416.40-162,408.60-95,427.60

Finding the Fourth Proportional to 108,416.40, 162,408.60 and 95,427.60

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Solution

The fourth proportional to 108,416.40, 162,408.60 and 95,427.60 is: 142,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,416.40 : 162,408.60 = 95,427.60 : x
  2. Step 2: Convert to fraction form
    108,416.40/162,408.60 = 95,427.60/x
  3. Step 3: Cross multiply
    108,416.40x = 162,408.60 × 95,427.60
  4. Step 4: Simplify right side
    108,416.40x = 15,498,262,917.36
  5. Step 5: Solve for x
    x = 15,498,262,917.36/108,416.40
  6. Step 6: Final answer
    x = 142,951.28

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1.5x scale

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.