Home / 109,535.73-163,511.22-96,249.70

Finding the Fourth Proportional to 109,535.73, 163,511.22 and 96,249.70

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Solution

The fourth proportional to 109,535.73, 163,511.22 and 96,249.70 is: 143,678.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,535.73 : 163,511.22 = 96,249.70 : x
  2. Step 2: Convert to fraction form
    109,535.73/163,511.22 = 96,249.70/x
  3. Step 3: Cross multiply
    109,535.73x = 163,511.22 × 96,249.70
  4. Step 4: Simplify right side
    109,535.73x = 15,737,905,991.95
  5. Step 5: Solve for x
    x = 15,737,905,991.95/109,535.73
  6. Step 6: Final answer
    x = 143,678.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.