Home / 149,564.18-206,395.29-82,496.18

Finding the Fourth Proportional to 149,564.18, 206,395.29 and 82,496.18

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Solution

The fourth proportional to 149,564.18, 206,395.29 and 82,496.18 is: 113,842.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,564.18 : 206,395.29 = 82,496.18 : x
  2. Step 2: Convert to fraction form
    149,564.18/206,395.29 = 82,496.18/x
  3. Step 3: Cross multiply
    149,564.18x = 206,395.29 × 82,496.18
  4. Step 4: Simplify right side
    149,564.18x = 17,026,822,994.99
  5. Step 5: Solve for x
    x = 17,026,822,994.99/149,564.18
  6. Step 6: Final answer
    x = 113,842.92

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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.