Home / 101,007.73-151,511.60-30,886.44

Finding the Fourth Proportional to 101,007.73, 151,511.60 and 30,886.44

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Solution

The fourth proportional to 101,007.73, 151,511.60 and 30,886.44 is: 46,329.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,007.73 : 151,511.60 = 30,886.44 : x
  2. Step 2: Convert to fraction form
    101,007.73/151,511.60 = 30,886.44/x
  3. Step 3: Cross multiply
    101,007.73x = 151,511.60 × 30,886.44
  4. Step 4: Simplify right side
    101,007.73x = 4,679,653,942.70
  5. Step 5: Solve for x
    x = 4,679,653,942.70/101,007.73
  6. Step 6: Final answer
    x = 46,329.66

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1.5x scale

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.