Home / 156,010.06-215,292.54-88,027.54

Finding the Fourth Proportional to 156,010.06, 215,292.54 and 88,027.54

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Solution

The fourth proportional to 156,010.06, 215,292.54 and 88,027.54 is: 121,477.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,010.06 : 215,292.54 = 88,027.54 : x
  2. Step 2: Convert to fraction form
    156,010.06/215,292.54 = 88,027.54/x
  3. Step 3: Cross multiply
    156,010.06x = 215,292.54 × 88,027.54
  4. Step 4: Simplify right side
    156,010.06x = 18,951,672,676.55
  5. Step 5: Solve for x
    x = 18,951,672,676.55/156,010.06
  6. Step 6: Final answer
    x = 121,477.25

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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.