Home / 226,235.36-312,219.24-125,633.36

Finding the Fourth Proportional to 226,235.36, 312,219.24 and 125,633.36

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Solution

The fourth proportional to 226,235.36, 312,219.24 and 125,633.36 is: 173,382.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,235.36 : 312,219.24 = 125,633.36 : x
  2. Step 2: Convert to fraction form
    226,235.36/312,219.24 = 125,633.36/x
  3. Step 3: Cross multiply
    226,235.36x = 312,219.24 × 125,633.36
  4. Step 4: Simplify right side
    226,235.36x = 39,225,152,177.85
  5. Step 5: Solve for x
    x = 39,225,152,177.85/226,235.36
  6. Step 6: Final answer
    x = 173,382.06

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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.