Home / 52,984.92-73,120.54-29,112.20

Finding the Fourth Proportional to 52,984.92, 73,120.54 and 29,112.20

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Solution

The fourth proportional to 52,984.92, 73,120.54 and 29,112.20 is: 40,175.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,984.92 : 73,120.54 = 29,112.20 : x
  2. Step 2: Convert to fraction form
    52,984.92/73,120.54 = 29,112.20/x
  3. Step 3: Cross multiply
    52,984.92x = 73,120.54 × 29,112.20
  4. Step 4: Simplify right side
    52,984.92x = 2,128,699,784.59
  5. Step 5: Solve for x
    x = 2,128,699,784.59/52,984.92
  6. Step 6: Final answer
    x = 40,175.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.