Home / 190,877.58-263,419.83-105,994.98

Finding the Fourth Proportional to 190,877.58, 263,419.83 and 105,994.98

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Solution

The fourth proportional to 190,877.58, 263,419.83 and 105,994.98 is: 146,277.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,877.58 : 263,419.83 = 105,994.98 : x
  2. Step 2: Convert to fraction form
    190,877.58/263,419.83 = 105,994.98/x
  3. Step 3: Cross multiply
    190,877.58x = 263,419.83 × 105,994.98
  4. Step 4: Simplify right side
    190,877.58x = 27,921,179,612.45
  5. Step 5: Solve for x
    x = 27,921,179,612.45/190,877.58
  6. Step 6: Final answer
    x = 146,277.94

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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.