Home / 133,267.04-199,900.56-54,418.40

Finding the Fourth Proportional to 133,267.04, 199,900.56 and 54,418.40

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Solution

The fourth proportional to 133,267.04, 199,900.56 and 54,418.40 is: 81,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,267.04 : 199,900.56 = 54,418.40 : x
  2. Step 2: Convert to fraction form
    133,267.04/199,900.56 = 54,418.40/x
  3. Step 3: Cross multiply
    133,267.04x = 199,900.56 × 54,418.40
  4. Step 4: Simplify right side
    133,267.04x = 10,878,268,634.30
  5. Step 5: Solve for x
    x = 10,878,268,634.30/133,267.04
  6. Step 6: Final answer
    x = 81,627.60

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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.