Home / 116,433.80-174,772.86-103,191.56

Finding the Fourth Proportional to 116,433.80, 174,772.86 and 103,191.56

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Solution

The fourth proportional to 116,433.80, 174,772.86 and 103,191.56 is: 154,895.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,433.80 : 174,772.86 = 103,191.56 : x
  2. Step 2: Convert to fraction form
    116,433.80/174,772.86 = 103,191.56/x
  3. Step 3: Cross multiply
    116,433.80x = 174,772.86 × 103,191.56
  4. Step 4: Simplify right side
    116,433.80x = 18,035,084,069.06
  5. Step 5: Solve for x
    x = 18,035,084,069.06/116,433.80
  6. Step 6: Final answer
    x = 154,895.61

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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.