Home / 263,665.14-363,880.40-148,964.96

Finding the Fourth Proportional to 263,665.14, 363,880.40 and 148,964.96

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Solution

The fourth proportional to 263,665.14, 363,880.40 and 148,964.96 is: 205,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,665.14 : 363,880.40 = 148,964.96 : x
  2. Step 2: Convert to fraction form
    263,665.14/363,880.40 = 148,964.96/x
  3. Step 3: Cross multiply
    263,665.14x = 363,880.40 × 148,964.96
  4. Step 4: Simplify right side
    263,665.14x = 54,205,426,666.56
  5. Step 5: Solve for x
    x = 54,205,426,666.56/263,665.14
  6. Step 6: Final answer
    x = 205,584.35

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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.