Home / 95,142.52-131,296.62-52,703.80

Finding the Fourth Proportional to 95,142.52, 131,296.62 and 52,703.80

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Solution

The fourth proportional to 95,142.52, 131,296.62 and 52,703.80 is: 72,731.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,142.52 : 131,296.62 = 52,703.80 : x
  2. Step 2: Convert to fraction form
    95,142.52/131,296.62 = 52,703.80/x
  3. Step 3: Cross multiply
    95,142.52x = 131,296.62 × 52,703.80
  4. Step 4: Simplify right side
    95,142.52x = 6,919,830,801.16
  5. Step 5: Solve for x
    x = 6,919,830,801.16/95,142.52
  6. Step 6: Final answer
    x = 72,731.21

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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.