Home / 95,221.02-131,405.04-52,778.64

Finding the Fourth Proportional to 95,221.02, 131,405.04 and 52,778.64

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Solution

The fourth proportional to 95,221.02, 131,405.04 and 52,778.64 is: 72,834.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,221.02 : 131,405.04 = 52,778.64 : x
  2. Step 2: Convert to fraction form
    95,221.02/131,405.04 = 52,778.64/x
  3. Step 3: Cross multiply
    95,221.02x = 131,405.04 × 52,778.64
  4. Step 4: Simplify right side
    95,221.02x = 6,935,379,300.35
  5. Step 5: Solve for x
    x = 6,935,379,300.35/95,221.02
  6. Step 6: Final answer
    x = 72,834.54

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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.