Home / 116,435.80-174,775.86-103,193.56

Finding the Fourth Proportional to 116,435.80, 174,775.86 and 103,193.56

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Solution

The fourth proportional to 116,435.80, 174,775.86 and 103,193.56 is: 154,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,435.80 : 174,775.86 = 103,193.56 : x
  2. Step 2: Convert to fraction form
    116,435.80/174,775.86 = 103,193.56/x
  3. Step 3: Cross multiply
    116,435.80x = 174,775.86 × 103,193.56
  4. Step 4: Simplify right side
    116,435.80x = 18,035,743,195.46
  5. Step 5: Solve for x
    x = 18,035,743,195.46/116,435.80
  6. Step 6: Final answer
    x = 154,898.61

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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.