Home / 97,621.44-146,155.44-64,241.12

Finding the Fourth Proportional to 97,621.44, 146,155.44 and 64,241.12

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Solution

The fourth proportional to 97,621.44, 146,155.44 and 64,241.12 is: 96,179.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,621.44 : 146,155.44 = 64,241.12 : x
  2. Step 2: Convert to fraction form
    97,621.44/146,155.44 = 64,241.12/x
  3. Step 3: Cross multiply
    97,621.44x = 146,155.44 × 64,241.12
  4. Step 4: Simplify right side
    97,621.44x = 9,389,189,159.69
  5. Step 5: Solve for x
    x = 9,389,189,159.69/97,621.44
  6. Step 6: Final answer
    x = 96,179.58

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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.