Home / 205,330.10-283,352.52-114,687.39

Finding the Fourth Proportional to 205,330.10, 283,352.52 and 114,687.39

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Solution

The fourth proportional to 205,330.10, 283,352.52 and 114,687.39 is: 158,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,330.10 : 283,352.52 = 114,687.39 : x
  2. Step 2: Convert to fraction form
    205,330.10/283,352.52 = 114,687.39/x
  3. Step 3: Cross multiply
    205,330.10x = 283,352.52 × 114,687.39
  4. Step 4: Simplify right side
    205,330.10x = 32,496,958,978.52
  5. Step 5: Solve for x
    x = 32,496,958,978.52/205,330.10
  6. Step 6: Final answer
    x = 158,266.90

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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.