Home / 236,437.20-354,461.40-125,629.20

Finding the Fourth Proportional to 236,437.20, 354,461.40 and 125,629.20

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Solution

The fourth proportional to 236,437.20, 354,461.40 and 125,629.20 is: 188,340.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,437.20 : 354,461.40 = 125,629.20 : x
  2. Step 2: Convert to fraction form
    236,437.20/354,461.40 = 125,629.20/x
  3. Step 3: Cross multiply
    236,437.20x = 354,461.40 × 125,629.20
  4. Step 4: Simplify right side
    236,437.20x = 44,530,702,112.88
  5. Step 5: Solve for x
    x = 44,530,702,112.88/236,437.20
  6. Step 6: Final answer
    x = 188,340.51

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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.