Home / 194,538.80-268,465.56-109,655.84

Finding the Fourth Proportional to 194,538.80, 268,465.56 and 109,655.84

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Solution

The fourth proportional to 194,538.80, 268,465.56 and 109,655.84 is: 151,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,538.80 : 268,465.56 = 109,655.84 : x
  2. Step 2: Convert to fraction form
    194,538.80/268,465.56 = 109,655.84/x
  3. Step 3: Cross multiply
    194,538.80x = 268,465.56 × 109,655.84
  4. Step 4: Simplify right side
    194,538.80x = 29,438,816,492.87
  5. Step 5: Solve for x
    x = 29,438,816,492.87/194,538.80
  6. Step 6: Final answer
    x = 151,326.20

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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.