Home / 104,454.34-144,007.78-83,015.66

Finding the Fourth Proportional to 104,454.34, 144,007.78 and 83,015.66

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Solution

The fourth proportional to 104,454.34, 144,007.78 and 83,015.66 is: 114,450.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,454.34 : 144,007.78 = 83,015.66 : x
  2. Step 2: Convert to fraction form
    104,454.34/144,007.78 = 83,015.66/x
  3. Step 3: Cross multiply
    104,454.34x = 144,007.78 × 83,015.66
  4. Step 4: Simplify right side
    104,454.34x = 11,954,900,901.83
  5. Step 5: Solve for x
    x = 11,954,900,901.83/104,454.34
  6. Step 6: Final answer
    x = 114,450.97

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1.5x scale

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.