Home / 33,930.60-50,858.91-28,985.28

Finding the Fourth Proportional to 33,930.60, 50,858.91 and 28,985.28

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Solution

The fourth proportional to 33,930.60, 50,858.91 and 28,985.28 is: 43,446.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,930.60 : 50,858.91 = 28,985.28 : x
  2. Step 2: Convert to fraction form
    33,930.60/50,858.91 = 28,985.28/x
  3. Step 3: Cross multiply
    33,930.60x = 50,858.91 × 28,985.28
  4. Step 4: Simplify right side
    33,930.60x = 1,474,159,746.84
  5. Step 5: Solve for x
    x = 1,474,159,746.84/33,930.60
  6. Step 6: Final answer
    x = 43,446.32

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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.