Home / 172,277.24-258,395.35-45,926.96

Finding the Fourth Proportional to 172,277.24, 258,395.35 and 45,926.96

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Solution

The fourth proportional to 172,277.24, 258,395.35 and 45,926.96 is: 68,884.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,277.24 : 258,395.35 = 45,926.96 : x
  2. Step 2: Convert to fraction form
    172,277.24/258,395.35 = 45,926.96/x
  3. Step 3: Cross multiply
    172,277.24x = 258,395.35 × 45,926.96
  4. Step 4: Simplify right side
    172,277.24x = 11,867,312,903.64
  5. Step 5: Solve for x
    x = 11,867,312,903.64/172,277.24
  6. Step 6: Final answer
    x = 68,884.97

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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.