Home / 131,179.49-196,603.15-83,776.27

Finding the Fourth Proportional to 131,179.49, 196,603.15 and 83,776.27

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Solution

The fourth proportional to 131,179.49, 196,603.15 and 83,776.27 is: 125,558.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,179.49 : 196,603.15 = 83,776.27 : x
  2. Step 2: Convert to fraction form
    131,179.49/196,603.15 = 83,776.27/x
  3. Step 3: Cross multiply
    131,179.49x = 196,603.15 × 83,776.27
  4. Step 4: Simplify right side
    131,179.49x = 16,470,677,175.35
  5. Step 5: Solve for x
    x = 16,470,677,175.35/131,179.49
  6. Step 6: Final answer
    x = 125,558.33

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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.