Home / 111,736.96-154,153.04-63,964.56

Finding the Fourth Proportional to 111,736.96, 154,153.04 and 63,964.56

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Solution

The fourth proportional to 111,736.96, 154,153.04 and 63,964.56 is: 88,245.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,736.96 : 154,153.04 = 63,964.56 : x
  2. Step 2: Convert to fraction form
    111,736.96/154,153.04 = 63,964.56/x
  3. Step 3: Cross multiply
    111,736.96x = 154,153.04 × 63,964.56
  4. Step 4: Simplify right side
    111,736.96x = 9,860,331,376.26
  5. Step 5: Solve for x
    x = 9,860,331,376.26/111,736.96
  6. Step 6: Final answer
    x = 88,245.92

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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.