Home / 226,420.44-312,460.86-124,456.34

Finding the Fourth Proportional to 226,420.44, 312,460.86 and 124,456.34

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Solution

The fourth proportional to 226,420.44, 312,460.86 and 124,456.34 is: 171,750.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,420.44 : 312,460.86 = 124,456.34 : x
  2. Step 2: Convert to fraction form
    226,420.44/312,460.86 = 124,456.34/x
  3. Step 3: Cross multiply
    226,420.44x = 312,460.86 × 124,456.34
  4. Step 4: Simplify right side
    226,420.44x = 38,887,735,028.85
  5. Step 5: Solve for x
    x = 38,887,735,028.85/226,420.44
  6. Step 6: Final answer
    x = 171,750.11

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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.