Home / 149,540.01-206,434.35-92,189.58

Finding the Fourth Proportional to 149,540.01, 206,434.35 and 92,189.58

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Solution

The fourth proportional to 149,540.01, 206,434.35 and 92,189.58 is: 127,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,540.01 : 206,434.35 = 92,189.58 : x
  2. Step 2: Convert to fraction form
    149,540.01/206,434.35 = 92,189.58/x
  3. Step 3: Cross multiply
    149,540.01x = 206,434.35 × 92,189.58
  4. Step 4: Simplify right side
    149,540.01x = 19,031,096,024.07
  5. Step 5: Solve for x
    x = 19,031,096,024.07/149,540.01
  6. Step 6: Final answer
    x = 127,264.24

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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.