Home / 263,739.24-363,870.63-149,001.12

Finding the Fourth Proportional to 263,739.24, 363,870.63 and 149,001.12

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Solution

The fourth proportional to 263,739.24, 363,870.63 and 149,001.12 is: 205,570.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,739.24 : 363,870.63 = 149,001.12 : x
  2. Step 2: Convert to fraction form
    263,739.24/363,870.63 = 149,001.12/x
  3. Step 3: Cross multiply
    263,739.24x = 363,870.63 × 149,001.12
  4. Step 4: Simplify right side
    263,739.24x = 54,217,131,405.11
  5. Step 5: Solve for x
    x = 54,217,131,405.11/263,739.24
  6. Step 6: Final answer
    x = 205,570.97

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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.