Home / 156,956.28-235,376.10-51,747

Finding the Fourth Proportional to 156,956.28, 235,376.10 and 51,747

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Solution

The fourth proportional to 156,956.28, 235,376.10 and 51,747 is: 77,601.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,956.28 : 235,376.10 = 51,747 : x
  2. Step 2: Convert to fraction form
    156,956.28/235,376.10 = 51,747/x
  3. Step 3: Cross multiply
    156,956.28x = 235,376.10 × 51,747
  4. Step 4: Simplify right side
    156,956.28x = 12,180,007,046.70
  5. Step 5: Solve for x
    x = 12,180,007,046.70/156,956.28
  6. Step 6: Final answer
    x = 77,601.27

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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.