Home / 104,723.15-157,084.72-48,555.86

Finding the Fourth Proportional to 104,723.15, 157,084.72 and 48,555.86

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Solution

The fourth proportional to 104,723.15, 157,084.72 and 48,555.86 is: 72,833.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,723.15 : 157,084.72 = 48,555.86 : x
  2. Step 2: Convert to fraction form
    104,723.15/157,084.72 = 48,555.86/x
  3. Step 3: Cross multiply
    104,723.15x = 157,084.72 × 48,555.86
  4. Step 4: Simplify right side
    104,723.15x = 7,627,382,765.65
  5. Step 5: Solve for x
    x = 7,627,382,765.65/104,723.15
  6. Step 6: Final answer
    x = 72,833.78

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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.