Home / 181,944.90-251,102.43-101,385.54

Finding the Fourth Proportional to 181,944.90, 251,102.43 and 101,385.54

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Solution

The fourth proportional to 181,944.90, 251,102.43 and 101,385.54 is: 139,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,944.90 : 251,102.43 = 101,385.54 : x
  2. Step 2: Convert to fraction form
    181,944.90/251,102.43 = 101,385.54/x
  3. Step 3: Cross multiply
    181,944.90x = 251,102.43 × 101,385.54
  4. Step 4: Simplify right side
    181,944.90x = 25,458,155,460.86
  5. Step 5: Solve for x
    x = 25,458,155,460.86/181,944.90
  6. Step 6: Final answer
    x = 139,922.34

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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.