Home / 194,780.28-292,171.26-61,661.18

Finding the Fourth Proportional to 194,780.28, 292,171.26 and 61,661.18

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Solution

The fourth proportional to 194,780.28, 292,171.26 and 61,661.18 is: 92,492.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,780.28 : 292,171.26 = 61,661.18 : x
  2. Step 2: Convert to fraction form
    194,780.28/292,171.26 = 61,661.18/x
  3. Step 3: Cross multiply
    194,780.28x = 292,171.26 × 61,661.18
  4. Step 4: Simplify right side
    194,780.28x = 18,015,624,653.69
  5. Step 5: Solve for x
    x = 18,015,624,653.69/194,780.28
  6. Step 6: Final answer
    x = 92,492.04

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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.