Home / 112,021.53-167,948.87-48,829.65

Finding the Fourth Proportional to 112,021.53, 167,948.87 and 48,829.65

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Solution

The fourth proportional to 112,021.53, 167,948.87 and 48,829.65 is: 73,208.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,021.53 : 167,948.87 = 48,829.65 : x
  2. Step 2: Convert to fraction form
    112,021.53/167,948.87 = 48,829.65/x
  3. Step 3: Cross multiply
    112,021.53x = 167,948.87 × 48,829.65
  4. Step 4: Simplify right side
    112,021.53x = 8,200,884,295.85
  5. Step 5: Solve for x
    x = 8,200,884,295.85/112,021.53
  6. Step 6: Final answer
    x = 73,208.11

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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.