Home / 136,188.08-204,198.72-56,201.24

Finding the Fourth Proportional to 136,188.08, 204,198.72 and 56,201.24

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Solution

The fourth proportional to 136,188.08, 204,198.72 and 56,201.24 is: 84,267.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,188.08 : 204,198.72 = 56,201.24 : x
  2. Step 2: Convert to fraction form
    136,188.08/204,198.72 = 56,201.24/x
  3. Step 3: Cross multiply
    136,188.08x = 204,198.72 × 56,201.24
  4. Step 4: Simplify right side
    136,188.08x = 11,476,221,270.41
  5. Step 5: Solve for x
    x = 11,476,221,270.41/136,188.08
  6. Step 6: Final answer
    x = 84,267.44

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1.5x scale

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.