Home / 97,579.96-134,662.98-55,137.52

Finding the Fourth Proportional to 97,579.96, 134,662.98 and 55,137.52

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Solution

The fourth proportional to 97,579.96, 134,662.98 and 55,137.52 is: 76,091.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,579.96 : 134,662.98 = 55,137.52 : x
  2. Step 2: Convert to fraction form
    97,579.96/134,662.98 = 55,137.52/x
  3. Step 3: Cross multiply
    97,579.96x = 134,662.98 × 55,137.52
  4. Step 4: Simplify right side
    97,579.96x = 7,424,982,753.01
  5. Step 5: Solve for x
    x = 7,424,982,753.01/97,579.96
  6. Step 6: Final answer
    x = 76,091.27

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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.