Home / 95,748.20-143,687.10-43,130.60

Finding the Fourth Proportional to 95,748.20, 143,687.10 and 43,130.60

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Solution

The fourth proportional to 95,748.20, 143,687.10 and 43,130.60 is: 64,725.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,748.20 : 143,687.10 = 43,130.60 : x
  2. Step 2: Convert to fraction form
    95,748.20/143,687.10 = 43,130.60/x
  3. Step 3: Cross multiply
    95,748.20x = 143,687.10 × 43,130.60
  4. Step 4: Simplify right side
    95,748.20x = 6,197,310,835.26
  5. Step 5: Solve for x
    x = 6,197,310,835.26/95,748.20
  6. Step 6: Final answer
    x = 64,725.09

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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.