Home / 226,540.12-339,804.66-93,328.12

Finding the Fourth Proportional to 226,540.12, 339,804.66 and 93,328.12

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Solution

The fourth proportional to 226,540.12, 339,804.66 and 93,328.12 is: 139,989.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,540.12 : 339,804.66 = 93,328.12 : x
  2. Step 2: Convert to fraction form
    226,540.12/339,804.66 = 93,328.12/x
  3. Step 3: Cross multiply
    226,540.12x = 339,804.66 × 93,328.12
  4. Step 4: Simplify right side
    226,540.12x = 31,713,330,085.04
  5. Step 5: Solve for x
    x = 31,713,330,085.04/226,540.12
  6. Step 6: Final answer
    x = 139,989.91

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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.