Home / 64,841.30-97,261.99-20,472.58

Finding the Fourth Proportional to 64,841.30, 97,261.99 and 20,472.58

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Solution

The fourth proportional to 64,841.30, 97,261.99 and 20,472.58 is: 30,708.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,841.30 : 97,261.99 = 20,472.58 : x
  2. Step 2: Convert to fraction form
    64,841.30/97,261.99 = 20,472.58/x
  3. Step 3: Cross multiply
    64,841.30x = 97,261.99 × 20,472.58
  4. Step 4: Simplify right side
    64,841.30x = 1,991,203,871.23
  5. Step 5: Solve for x
    x = 1,991,203,871.23/64,841.30
  6. Step 6: Final answer
    x = 30,708.88

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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.