Home / 136,360.58-204,525.20-52,118.87

Finding the Fourth Proportional to 136,360.58, 204,525.20 and 52,118.87

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Solution

The fourth proportional to 136,360.58, 204,525.20 and 52,118.87 is: 78,172.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,360.58 : 204,525.20 = 52,118.87 : x
  2. Step 2: Convert to fraction form
    136,360.58/204,525.20 = 52,118.87/x
  3. Step 3: Cross multiply
    136,360.58x = 204,525.20 × 52,118.87
  4. Step 4: Simplify right side
    136,360.58x = 10,659,621,418.20
  5. Step 5: Solve for x
    x = 10,659,621,418.20/136,360.58
  6. Step 6: Final answer
    x = 78,172.31

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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.