Home / 214,456.93-321,357.34-114,631.32

Finding the Fourth Proportional to 214,456.93, 321,357.34 and 114,631.32

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Solution

The fourth proportional to 214,456.93, 321,357.34 and 114,631.32 is: 171,771.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,456.93 : 321,357.34 = 114,631.32 : x
  2. Step 2: Convert to fraction form
    214,456.93/321,357.34 = 114,631.32/x
  3. Step 3: Cross multiply
    214,456.93x = 321,357.34 × 114,631.32
  4. Step 4: Simplify right side
    214,456.93x = 36,837,616,075.89
  5. Step 5: Solve for x
    x = 36,837,616,075.89/214,456.93
  6. Step 6: Final answer
    x = 171,771.63

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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.