Home / 99,464.27-149,197.98-55,371.28

Finding the Fourth Proportional to 99,464.27, 149,197.98 and 55,371.28

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Solution

The fourth proportional to 99,464.27, 149,197.98 and 55,371.28 is: 83,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,464.27 : 149,197.98 = 55,371.28 : x
  2. Step 2: Convert to fraction form
    99,464.27/149,197.98 = 55,371.28/x
  3. Step 3: Cross multiply
    99,464.27x = 149,197.98 × 55,371.28
  4. Step 4: Simplify right side
    99,464.27x = 8,261,283,240.41
  5. Step 5: Solve for x
    x = 8,261,283,240.41/99,464.27
  6. Step 6: Final answer
    x = 83,057.80

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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.