Home / 114,836.36-158,486.64-67,105.76

Finding the Fourth Proportional to 114,836.36, 158,486.64 and 67,105.76

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Solution

The fourth proportional to 114,836.36, 158,486.64 and 67,105.76 is: 92,613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,836.36 : 158,486.64 = 67,105.76 : x
  2. Step 2: Convert to fraction form
    114,836.36/158,486.64 = 67,105.76/x
  3. Step 3: Cross multiply
    114,836.36x = 158,486.64 × 67,105.76
  4. Step 4: Simplify right side
    114,836.36x = 10,635,366,427.05
  5. Step 5: Solve for x
    x = 10,635,366,427.05/114,836.36
  6. Step 6: Final answer
    x = 92,613.23

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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.