Home / 226,237.37-339,357.06-76,478.45

Finding the Fourth Proportional to 226,237.37, 339,357.06 and 76,478.45

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Solution

The fourth proportional to 226,237.37, 339,357.06 and 76,478.45 is: 114,718.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,237.37 : 339,357.06 = 76,478.45 : x
  2. Step 2: Convert to fraction form
    226,237.37/339,357.06 = 76,478.45/x
  3. Step 3: Cross multiply
    226,237.37x = 339,357.06 × 76,478.45
  4. Step 4: Simplify right side
    226,237.37x = 25,953,501,945.36
  5. Step 5: Solve for x
    x = 25,953,501,945.36/226,237.37
  6. Step 6: Final answer
    x = 114,718.01

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1.5x scale

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.