Home / 202,576.04-279,549.06-111,930.56

Finding the Fourth Proportional to 202,576.04, 279,549.06 and 111,930.56

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Solution

The fourth proportional to 202,576.04, 279,549.06 and 111,930.56 is: 154,460.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,576.04 : 279,549.06 = 111,930.56 : x
  2. Step 2: Convert to fraction form
    202,576.04/279,549.06 = 111,930.56/x
  3. Step 3: Cross multiply
    202,576.04x = 279,549.06 × 111,930.56
  4. Step 4: Simplify right side
    202,576.04x = 31,290,082,833.27
  5. Step 5: Solve for x
    x = 31,290,082,833.27/202,576.04
  6. Step 6: Final answer
    x = 154,460.93

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1.5x scale

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.