Home / 157,027.05-236,394.77-143,076.83

Finding the Fourth Proportional to 157,027.05, 236,394.77 and 143,076.83

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Solution

The fourth proportional to 157,027.05, 236,394.77 and 143,076.83 is: 215,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,027.05 : 236,394.77 = 143,076.83 : x
  2. Step 2: Convert to fraction form
    157,027.05/236,394.77 = 143,076.83/x
  3. Step 3: Cross multiply
    157,027.05x = 236,394.77 × 143,076.83
  4. Step 4: Simplify right side
    157,027.05x = 33,822,612,422.82
  5. Step 5: Solve for x
    x = 33,822,612,422.82/157,027.05
  6. Step 6: Final answer
    x = 215,393.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.