Home / 226,208.79-339,312.96-57,729.12

Finding the Fourth Proportional to 226,208.79, 339,312.96 and 57,729.12

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Solution

The fourth proportional to 226,208.79, 339,312.96 and 57,729.12 is: 86,593.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,208.79 : 339,312.96 = 57,729.12 : x
  2. Step 2: Convert to fraction form
    226,208.79/339,312.96 = 57,729.12/x
  3. Step 3: Cross multiply
    226,208.79x = 339,312.96 × 57,729.12
  4. Step 4: Simplify right side
    226,208.79x = 19,588,238,585.40
  5. Step 5: Solve for x
    x = 19,588,238,585.40/226,208.79
  6. Step 6: Final answer
    x = 86,593.62

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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.