Home / 123,204.63-170,015.41-69,486.44

Finding the Fourth Proportional to 123,204.63, 170,015.41 and 69,486.44

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Solution

The fourth proportional to 123,204.63, 170,015.41 and 69,486.44 is: 95,887.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,204.63 : 170,015.41 = 69,486.44 : x
  2. Step 2: Convert to fraction form
    123,204.63/170,015.41 = 69,486.44/x
  3. Step 3: Cross multiply
    123,204.63x = 170,015.41 × 69,486.44
  4. Step 4: Simplify right side
    123,204.63x = 11,813,765,238.61
  5. Step 5: Solve for x
    x = 11,813,765,238.61/123,204.63
  6. Step 6: Final answer
    x = 95,887.35

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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.