Home / 86,126.42-118,846.33-49,822.04

Finding the Fourth Proportional to 86,126.42, 118,846.33 and 49,822.04

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Solution

The fourth proportional to 86,126.42, 118,846.33 and 49,822.04 is: 68,749.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,126.42 : 118,846.33 = 49,822.04 : x
  2. Step 2: Convert to fraction form
    86,126.42/118,846.33 = 49,822.04/x
  3. Step 3: Cross multiply
    86,126.42x = 118,846.33 × 49,822.04
  4. Step 4: Simplify right side
    86,126.42x = 5,921,166,779.67
  5. Step 5: Solve for x
    x = 5,921,166,779.67/86,126.42
  6. Step 6: Final answer
    x = 68,749.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.