Home / 192,527.13-265,580.79-111,945.75

Finding the Fourth Proportional to 192,527.13, 265,580.79 and 111,945.75

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Solution

The fourth proportional to 192,527.13, 265,580.79 and 111,945.75 is: 154,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,527.13 : 265,580.79 = 111,945.75 : x
  2. Step 2: Convert to fraction form
    192,527.13/265,580.79 = 111,945.75/x
  3. Step 3: Cross multiply
    192,527.13x = 265,580.79 × 111,945.75
  4. Step 4: Simplify right side
    192,527.13x = 29,730,640,722.14
  5. Step 5: Solve for x
    x = 29,730,640,722.14/192,527.13
  6. Step 6: Final answer
    x = 154,423.12

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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.