Home / 263,669.96-363,863.67-142,810.94

Finding the Fourth Proportional to 263,669.96, 363,863.67 and 142,810.94

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Solution

The fourth proportional to 263,669.96, 363,863.67 and 142,810.94 is: 197,078.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,669.96 : 363,863.67 = 142,810.94 : x
  2. Step 2: Convert to fraction form
    263,669.96/363,863.67 = 142,810.94/x
  3. Step 3: Cross multiply
    263,669.96x = 363,863.67 × 142,810.94
  4. Step 4: Simplify right side
    263,669.96x = 51,963,712,744.55
  5. Step 5: Solve for x
    x = 51,963,712,744.55/263,669.96
  6. Step 6: Final answer
    x = 197,078.62

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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.