Home / 354,044.71-531,142.76-114,172.27

Finding the Fourth Proportional to 354,044.71, 531,142.76 and 114,172.27

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Solution

The fourth proportional to 354,044.71, 531,142.76 and 114,172.27 is: 171,282.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,044.71 : 531,142.76 = 114,172.27 : x
  2. Step 2: Convert to fraction form
    354,044.71/531,142.76 = 114,172.27/x
  3. Step 3: Cross multiply
    354,044.71x = 531,142.76 × 114,172.27
  4. Step 4: Simplify right side
    354,044.71x = 60,641,774,998.82
  5. Step 5: Solve for x
    x = 60,641,774,998.82/354,044.71
  6. Step 6: Final answer
    x = 171,282.82

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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.