Home / 112,575.65-168,863.67-46,015.72

Finding the Fourth Proportional to 112,575.65, 168,863.67 and 46,015.72

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Solution

The fourth proportional to 112,575.65, 168,863.67 and 46,015.72 is: 69,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,575.65 : 168,863.67 = 46,015.72 : x
  2. Step 2: Convert to fraction form
    112,575.65/168,863.67 = 46,015.72/x
  3. Step 3: Cross multiply
    112,575.65x = 168,863.67 × 46,015.72
  4. Step 4: Simplify right side
    112,575.65x = 7,770,383,356.89
  5. Step 5: Solve for x
    x = 7,770,383,356.89/112,575.65
  6. Step 6: Final answer
    x = 69,023.66

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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.