Home / 243,944.11-336,486.67-195,661.89

Finding the Fourth Proportional to 243,944.11, 336,486.67 and 195,661.89

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Solution

The fourth proportional to 243,944.11, 336,486.67 and 195,661.89 is: 269,888.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,944.11 : 336,486.67 = 195,661.89 : x
  2. Step 2: Convert to fraction form
    243,944.11/336,486.67 = 195,661.89/x
  3. Step 3: Cross multiply
    243,944.11x = 336,486.67 × 195,661.89
  4. Step 4: Simplify right side
    243,944.11x = 65,837,617,322.85
  5. Step 5: Solve for x
    x = 65,837,617,322.85/243,944.11
  6. Step 6: Final answer
    x = 269,888.12

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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.