Home / 263,567.08-363,721.04-142,705.87

Finding the Fourth Proportional to 263,567.08, 363,721.04 and 142,705.87

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Solution

The fourth proportional to 263,567.08, 363,721.04 and 142,705.87 is: 196,933.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,567.08 : 363,721.04 = 142,705.87 : x
  2. Step 2: Convert to fraction form
    263,567.08/363,721.04 = 142,705.87/x
  3. Step 3: Cross multiply
    263,567.08x = 363,721.04 × 142,705.87
  4. Step 4: Simplify right side
    263,567.08x = 51,905,124,918.37
  5. Step 5: Solve for x
    x = 51,905,124,918.37/263,567.08
  6. Step 6: Final answer
    x = 196,933.27

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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.