Home / 180,395.60-248,940.96-99,826.56

Finding the Fourth Proportional to 180,395.60, 248,940.96 and 99,826.56

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Solution

The fourth proportional to 180,395.60, 248,940.96 and 99,826.56 is: 137,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,395.60 : 248,940.96 = 99,826.56 : x
  2. Step 2: Convert to fraction form
    180,395.60/248,940.96 = 99,826.56/x
  3. Step 3: Cross multiply
    180,395.60x = 248,940.96 × 99,826.56
  4. Step 4: Simplify right side
    180,395.60x = 24,850,919,679.90
  5. Step 5: Solve for x
    x = 24,850,919,679.90/180,395.60
  6. Step 6: Final answer
    x = 137,757.90

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1.5x scale

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.