Home / 102,336.84-153,376.26-54,834.12

Finding the Fourth Proportional to 102,336.84, 153,376.26 and 54,834.12

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Solution

The fourth proportional to 102,336.84, 153,376.26 and 54,834.12 is: 82,182.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,336.84 : 153,376.26 = 54,834.12 : x
  2. Step 2: Convert to fraction form
    102,336.84/153,376.26 = 54,834.12/x
  3. Step 3: Cross multiply
    102,336.84x = 153,376.26 × 54,834.12
  4. Step 4: Simplify right side
    102,336.84x = 8,410,252,245.99
  5. Step 5: Solve for x
    x = 8,410,252,245.99/102,336.84
  6. Step 6: Final answer
    x = 82,182.06

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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.