Home / 202,554.29-279,527.85-111,912.34

Finding the Fourth Proportional to 202,554.29, 279,527.85 and 111,912.34

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Solution

The fourth proportional to 202,554.29, 279,527.85 and 111,912.34 is: 154,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,554.29 : 279,527.85 = 111,912.34 : x
  2. Step 2: Convert to fraction form
    202,554.29/279,527.85 = 111,912.34/x
  3. Step 3: Cross multiply
    202,554.29x = 279,527.85 × 111,912.34
  4. Step 4: Simplify right side
    202,554.29x = 31,282,615,063.50
  5. Step 5: Solve for x
    x = 31,282,615,063.50/202,554.29
  6. Step 6: Final answer
    x = 154,440.65

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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.