Home / 194,766.64-291,381.28-147,517.84

Finding the Fourth Proportional to 194,766.64, 291,381.28 and 147,517.84

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Solution

The fourth proportional to 194,766.64, 291,381.28 and 147,517.84 is: 220,694.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,766.64 : 291,381.28 = 147,517.84 : x
  2. Step 2: Convert to fraction form
    194,766.64/291,381.28 = 147,517.84/x
  3. Step 3: Cross multiply
    194,766.64x = 291,381.28 × 147,517.84
  4. Step 4: Simplify right side
    194,766.64x = 42,983,937,042.04
  5. Step 5: Solve for x
    x = 42,983,937,042.04/194,766.64
  6. Step 6: Final answer
    x = 220,694.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.