Home / 102,310.60-153,524.46-55,567.56

Finding the Fourth Proportional to 102,310.60, 153,524.46 and 55,567.56

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Solution

The fourth proportional to 102,310.60, 153,524.46 and 55,567.56 is: 83,383.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,310.60 : 153,524.46 = 55,567.56 : x
  2. Step 2: Convert to fraction form
    102,310.60/153,524.46 = 55,567.56/x
  3. Step 3: Cross multiply
    102,310.60x = 153,524.46 × 55,567.56
  4. Step 4: Simplify right side
    102,310.60x = 8,530,979,642.52
  5. Step 5: Solve for x
    x = 8,530,979,642.52/102,310.60
  6. Step 6: Final answer
    x = 83,383.15

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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.