Home / 199,080.60-274,634.46-127,403.16

Finding the Fourth Proportional to 199,080.60, 274,634.46 and 127,403.16

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Solution

The fourth proportional to 199,080.60, 274,634.46 and 127,403.16 is: 175,754.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,080.60 : 274,634.46 = 127,403.16 : x
  2. Step 2: Convert to fraction form
    199,080.60/274,634.46 = 127,403.16/x
  3. Step 3: Cross multiply
    199,080.60x = 274,634.46 × 127,403.16
  4. Step 4: Simplify right side
    199,080.60x = 34,989,298,048.89
  5. Step 5: Solve for x
    x = 34,989,298,048.89/199,080.60
  6. Step 6: Final answer
    x = 175,754.43

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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.