Home / 163,824.35-245,736.61-45,495.70

Finding the Fourth Proportional to 163,824.35, 245,736.61 and 45,495.70

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Solution

The fourth proportional to 163,824.35, 245,736.61 and 45,495.70 is: 68,243.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,824.35 : 245,736.61 = 45,495.70 : x
  2. Step 2: Convert to fraction form
    163,824.35/245,736.61 = 45,495.70/x
  3. Step 3: Cross multiply
    163,824.35x = 245,736.61 × 45,495.70
  4. Step 4: Simplify right side
    163,824.35x = 11,179,958,359.50
  5. Step 5: Solve for x
    x = 11,179,958,359.50/163,824.35
  6. Step 6: Final answer
    x = 68,243.57

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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.