Home / 55,888.12-83,815.78-16,435.86

Finding the Fourth Proportional to 55,888.12, 83,815.78 and 16,435.86

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Solution

The fourth proportional to 55,888.12, 83,815.78 and 16,435.86 is: 24,648.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,888.12 : 83,815.78 = 16,435.86 : x
  2. Step 2: Convert to fraction form
    55,888.12/83,815.78 = 16,435.86/x
  3. Step 3: Cross multiply
    55,888.12x = 83,815.78 × 16,435.86
  4. Step 4: Simplify right side
    55,888.12x = 1,377,584,425.87
  5. Step 5: Solve for x
    x = 1,377,584,425.87/55,888.12
  6. Step 6: Final answer
    x = 24,648.97

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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.