Home / 149,554.04-206,383.62-82,486.04

Finding the Fourth Proportional to 149,554.04, 206,383.62 and 82,486.04

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Solution

The fourth proportional to 149,554.04, 206,383.62 and 82,486.04 is: 113,830.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,554.04 : 206,383.62 = 82,486.04 : x
  2. Step 2: Convert to fraction form
    149,554.04/206,383.62 = 82,486.04/x
  3. Step 3: Cross multiply
    149,554.04x = 206,383.62 × 82,486.04
  4. Step 4: Simplify right side
    149,554.04x = 17,023,767,534.66
  5. Step 5: Solve for x
    x = 17,023,767,534.66/149,554.04
  6. Step 6: Final answer
    x = 113,830.21

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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.