Home / 134,466.20-185,563.34-74,850.20

Finding the Fourth Proportional to 134,466.20, 185,563.34 and 74,850.20

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Solution

The fourth proportional to 134,466.20, 185,563.34 and 74,850.20 is: 103,293.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,466.20 : 185,563.34 = 74,850.20 : x
  2. Step 2: Convert to fraction form
    134,466.20/185,563.34 = 74,850.20/x
  3. Step 3: Cross multiply
    134,466.20x = 185,563.34 × 74,850.20
  4. Step 4: Simplify right side
    134,466.20x = 13,889,451,809.60
  5. Step 5: Solve for x
    x = 13,889,451,809.60/134,466.20
  6. Step 6: Final answer
    x = 103,293.26

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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.