Home / 97,579.62-134,662.50-55,137.24

Finding the Fourth Proportional to 97,579.62, 134,662.50 and 55,137.24

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Solution

The fourth proportional to 97,579.62, 134,662.50 and 55,137.24 is: 76,090.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,579.62 : 134,662.50 = 55,137.24 : x
  2. Step 2: Convert to fraction form
    97,579.62/134,662.50 = 55,137.24/x
  3. Step 3: Cross multiply
    97,579.62x = 134,662.50 × 55,137.24
  4. Step 4: Simplify right side
    97,579.62x = 7,424,918,581.50
  5. Step 5: Solve for x
    x = 7,424,918,581.50/97,579.62
  6. Step 6: Final answer
    x = 76,090.87

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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.