Home / 55,320.67-82,993.35-15,874.71

Finding the Fourth Proportional to 55,320.67, 82,993.35 and 15,874.71

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Solution

The fourth proportional to 55,320.67, 82,993.35 and 15,874.71 is: 23,815.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,320.67 : 82,993.35 = 15,874.71 : x
  2. Step 2: Convert to fraction form
    55,320.67/82,993.35 = 15,874.71/x
  3. Step 3: Cross multiply
    55,320.67x = 82,993.35 × 15,874.71
  4. Step 4: Simplify right side
    55,320.67x = 1,317,495,518.79
  5. Step 5: Solve for x
    x = 1,317,495,518.79/55,320.67
  6. Step 6: Final answer
    x = 23,815.61

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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.