Home / 95,610.90-131,946.63-53,172.42

Finding the Fourth Proportional to 95,610.90, 131,946.63 and 53,172.42

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Solution

The fourth proportional to 95,610.90, 131,946.63 and 53,172.42 is: 73,379.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,610.90 : 131,946.63 = 53,172.42 : x
  2. Step 2: Convert to fraction form
    95,610.90/131,946.63 = 53,172.42/x
  3. Step 3: Cross multiply
    95,610.90x = 131,946.63 × 53,172.42
  4. Step 4: Simplify right side
    95,610.90x = 7,015,921,627.94
  5. Step 5: Solve for x
    x = 7,015,921,627.94/95,610.90
  6. Step 6: Final answer
    x = 73,379.94

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Why These Related Problems?

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