Home / 114,766.80-172,150.32-35,881.44

Finding the Fourth Proportional to 114,766.80, 172,150.32 and 35,881.44

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Solution

The fourth proportional to 114,766.80, 172,150.32 and 35,881.44 is: 53,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,766.80 : 172,150.32 = 35,881.44 : x
  2. Step 2: Convert to fraction form
    114,766.80/172,150.32 = 35,881.44/x
  3. Step 3: Cross multiply
    114,766.80x = 172,150.32 × 35,881.44
  4. Step 4: Simplify right side
    114,766.80x = 6,177,001,378.06
  5. Step 5: Solve for x
    x = 6,177,001,378.06/114,766.80
  6. Step 6: Final answer
    x = 53,822.20

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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.