Home / 149,571.62-206,677.63-113,699.35

Finding the Fourth Proportional to 149,571.62, 206,677.63 and 113,699.35

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Solution

The fourth proportional to 149,571.62, 206,677.63 and 113,699.35 is: 157,109.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,571.62 : 206,677.63 = 113,699.35 : x
  2. Step 2: Convert to fraction form
    149,571.62/206,677.63 = 113,699.35/x
  3. Step 3: Cross multiply
    149,571.62x = 206,677.63 × 113,699.35
  4. Step 4: Simplify right side
    149,571.62x = 23,499,112,591.01
  5. Step 5: Solve for x
    x = 23,499,112,591.01/149,571.62
  6. Step 6: Final answer
    x = 157,109.44

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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.