Home / 194,538.84-268,463.52-105,114.84

Finding the Fourth Proportional to 194,538.84, 268,463.52 and 105,114.84

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Solution

The fourth proportional to 194,538.84, 268,463.52 and 105,114.84 is: 145,058.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,538.84 : 268,463.52 = 105,114.84 : x
  2. Step 2: Convert to fraction form
    194,538.84/268,463.52 = 105,114.84/x
  3. Step 3: Cross multiply
    194,538.84x = 268,463.52 × 105,114.84
  4. Step 4: Simplify right side
    194,538.84x = 28,219,499,950.64
  5. Step 5: Solve for x
    x = 28,219,499,950.64/194,538.84
  6. Step 6: Final answer
    x = 145,058.44

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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.