Home / 55,175.50-82,603.66-49,477.96

Finding the Fourth Proportional to 55,175.50, 82,603.66 and 49,477.96

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Solution

The fourth proportional to 55,175.50, 82,603.66 and 49,477.96 is: 74,073.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,175.50 : 82,603.66 = 49,477.96 : x
  2. Step 2: Convert to fraction form
    55,175.50/82,603.66 = 49,477.96/x
  3. Step 3: Cross multiply
    55,175.50x = 82,603.66 × 49,477.96
  4. Step 4: Simplify right side
    55,175.50x = 4,087,060,585.33
  5. Step 5: Solve for x
    x = 4,087,060,585.33/55,175.50
  6. Step 6: Final answer
    x = 74,073.83

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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.