Home / 133,816.86-199,691.22-118,907.19

Finding the Fourth Proportional to 133,816.86, 199,691.22 and 118,907.19

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Solution

The fourth proportional to 133,816.86, 199,691.22 and 118,907.19 is: 177,441.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,816.86 : 199,691.22 = 118,907.19 : x
  2. Step 2: Convert to fraction form
    133,816.86/199,691.22 = 118,907.19/x
  3. Step 3: Cross multiply
    133,816.86x = 199,691.22 × 118,907.19
  4. Step 4: Simplify right side
    133,816.86x = 23,744,722,283.77
  5. Step 5: Solve for x
    x = 23,744,722,283.77/133,816.86
  6. Step 6: Final answer
    x = 177,441.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.