Home / 253,551.20-349,527.92-193,016.32

Finding the Fourth Proportional to 253,551.20, 349,527.92 and 193,016.32

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Solution

The fourth proportional to 253,551.20, 349,527.92 and 193,016.32 is: 266,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,551.20 : 349,527.92 = 193,016.32 : x
  2. Step 2: Convert to fraction form
    253,551.20/349,527.92 = 193,016.32/x
  3. Step 3: Cross multiply
    253,551.20x = 349,527.92 × 193,016.32
  4. Step 4: Simplify right side
    253,551.20x = 67,464,592,855.65
  5. Step 5: Solve for x
    x = 67,464,592,855.65/253,551.20
  6. Step 6: Final answer
    x = 266,078.78

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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.