Home / 149,305.30-223,431.72-93,171.83

Finding the Fourth Proportional to 149,305.30, 223,431.72 and 93,171.83

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Solution

The fourth proportional to 149,305.30, 223,431.72 and 93,171.83 is: 139,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,305.30 : 223,431.72 = 93,171.83 : x
  2. Step 2: Convert to fraction form
    149,305.30/223,431.72 = 93,171.83/x
  3. Step 3: Cross multiply
    149,305.30x = 223,431.72 × 93,171.83
  4. Step 4: Simplify right side
    149,305.30x = 20,817,540,765.89
  5. Step 5: Solve for x
    x = 20,817,540,765.89/149,305.30
  6. Step 6: Final answer
    x = 139,429.35

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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.