Home / 114,491.20-158,001.96-66,736.84

Finding the Fourth Proportional to 114,491.20, 158,001.96 and 66,736.84

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Solution

The fourth proportional to 114,491.20, 158,001.96 and 66,736.84 is: 92,099.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,491.20 : 158,001.96 = 66,736.84 : x
  2. Step 2: Convert to fraction form
    114,491.20/158,001.96 = 66,736.84/x
  3. Step 3: Cross multiply
    114,491.20x = 158,001.96 × 66,736.84
  4. Step 4: Simplify right side
    114,491.20x = 10,544,551,524.21
  5. Step 5: Solve for x
    x = 10,544,551,524.21/114,491.20
  6. Step 6: Final answer
    x = 92,099.23

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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.