Home / 319,572.25-479,276.37-94,880.56

Finding the Fourth Proportional to 319,572.25, 479,276.37 and 94,880.56

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Solution

The fourth proportional to 319,572.25, 479,276.37 and 94,880.56 is: 142,296.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,572.25 : 479,276.37 = 94,880.56 : x
  2. Step 2: Convert to fraction form
    319,572.25/479,276.37 = 94,880.56/x
  3. Step 3: Cross multiply
    319,572.25x = 479,276.37 × 94,880.56
  4. Step 4: Simplify right side
    319,572.25x = 45,474,010,380.37
  5. Step 5: Solve for x
    x = 45,474,010,380.37/319,572.25
  6. Step 6: Final answer
    x = 142,296.49

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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.