Home / 367,470.26-551,240.20-142,848.06

Finding the Fourth Proportional to 367,470.26, 551,240.20 and 142,848.06

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Solution

The fourth proportional to 367,470.26, 551,240.20 and 142,848.06 is: 214,285.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,470.26 : 551,240.20 = 142,848.06 : x
  2. Step 2: Convert to fraction form
    367,470.26/551,240.20 = 142,848.06/x
  3. Step 3: Cross multiply
    367,470.26x = 551,240.20 × 142,848.06
  4. Step 4: Simplify right side
    367,470.26x = 78,743,593,164.01
  5. Step 5: Solve for x
    x = 78,743,593,164.01/367,470.26
  6. Step 6: Final answer
    x = 214,285.62

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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.