Home / 163,919.41-245,794.54-75,096.80

Finding the Fourth Proportional to 163,919.41, 245,794.54 and 75,096.80

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Solution

The fourth proportional to 163,919.41, 245,794.54 and 75,096.80 is: 112,606.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,919.41 : 245,794.54 = 75,096.80 : x
  2. Step 2: Convert to fraction form
    163,919.41/245,794.54 = 75,096.80/x
  3. Step 3: Cross multiply
    163,919.41x = 245,794.54 × 75,096.80
  4. Step 4: Simplify right side
    163,919.41x = 18,458,382,260.39
  5. Step 5: Solve for x
    x = 18,458,382,260.39/163,919.41
  6. Step 6: Final answer
    x = 112,606.45

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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.