Home / 269,276.51-403,913.54-69,579.92

Finding the Fourth Proportional to 269,276.51, 403,913.54 and 69,579.92

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Solution

The fourth proportional to 269,276.51, 403,913.54 and 69,579.92 is: 104,369.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,276.51 : 403,913.54 = 69,579.92 : x
  2. Step 2: Convert to fraction form
    269,276.51/403,913.54 = 69,579.92/x
  3. Step 3: Cross multiply
    269,276.51x = 403,913.54 × 69,579.92
  4. Step 4: Simplify right side
    269,276.51x = 28,104,269,954.50
  5. Step 5: Solve for x
    x = 28,104,269,954.50/269,276.51
  6. Step 6: Final answer
    x = 104,369.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.