Home / 149,646.88-206,507.28-82,577.44

Finding the Fourth Proportional to 149,646.88, 206,507.28 and 82,577.44

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Solution

The fourth proportional to 149,646.88, 206,507.28 and 82,577.44 is: 113,953.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,646.88 : 206,507.28 = 82,577.44 : x
  2. Step 2: Convert to fraction form
    149,646.88/206,507.28 = 82,577.44/x
  3. Step 3: Cross multiply
    149,646.88x = 206,507.28 × 82,577.44
  4. Step 4: Simplify right side
    149,646.88x = 17,052,842,523.76
  5. Step 5: Solve for x
    x = 17,052,842,523.76/149,646.88
  6. Step 6: Final answer
    x = 113,953.88

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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.