Home / 161,627.37-223,037.03-89,027.86

Finding the Fourth Proportional to 161,627.37, 223,037.03 and 89,027.86

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Solution

The fourth proportional to 161,627.37, 223,037.03 and 89,027.86 is: 122,853.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,627.37 : 223,037.03 = 89,027.86 : x
  2. Step 2: Convert to fraction form
    161,627.37/223,037.03 = 89,027.86/x
  3. Step 3: Cross multiply
    161,627.37x = 223,037.03 × 89,027.86
  4. Step 4: Simplify right side
    161,627.37x = 19,856,509,064.05
  5. Step 5: Solve for x
    x = 19,856,509,064.05/161,627.37
  6. Step 6: Final answer
    x = 122,853.63

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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.