Home / 190,932-263,486.18-106,056.96

Finding the Fourth Proportional to 190,932, 263,486.18 and 106,056.96

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Solution

The fourth proportional to 190,932, 263,486.18 and 106,056.96 is: 146,358.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,932 : 263,486.18 = 106,056.96 : x
  2. Step 2: Convert to fraction form
    190,932/263,486.18 = 106,056.96/x
  3. Step 3: Cross multiply
    190,932x = 263,486.18 × 106,056.96
  4. Step 4: Simplify right side
    190,932x = 27,944,543,252.81
  5. Step 5: Solve for x
    x = 27,944,543,252.81/190,932
  6. Step 6: Final answer
    x = 146,358.62

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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.