Home / 226,535.36-312,625.60-124,555.54

Finding the Fourth Proportional to 226,535.36, 312,625.60 and 124,555.54

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Solution

The fourth proportional to 226,535.36, 312,625.60 and 124,555.54 is: 171,890.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,535.36 : 312,625.60 = 124,555.54 : x
  2. Step 2: Convert to fraction form
    226,535.36/312,625.60 = 124,555.54/x
  3. Step 3: Cross multiply
    226,535.36x = 312,625.60 × 124,555.54
  4. Step 4: Simplify right side
    226,535.36x = 38,939,250,425.82
  5. Step 5: Solve for x
    x = 38,939,250,425.82/226,535.36
  6. Step 6: Final answer
    x = 171,890.39

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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.