Home / 226,257.78-339,386.52-57,778.14

Finding the Fourth Proportional to 226,257.78, 339,386.52 and 57,778.14

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Solution

The fourth proportional to 226,257.78, 339,386.52 and 57,778.14 is: 86,667.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,257.78 : 339,386.52 = 57,778.14 : x
  2. Step 2: Convert to fraction form
    226,257.78/339,386.52 = 57,778.14/x
  3. Step 3: Cross multiply
    226,257.78x = 339,386.52 × 57,778.14
  4. Step 4: Simplify right side
    226,257.78x = 19,609,121,866.67
  5. Step 5: Solve for x
    x = 19,609,121,866.67/226,257.78
  6. Step 6: Final answer
    x = 86,667.17

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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.