Home / 163,648.09-245,469.66-73,627.23

Finding the Fourth Proportional to 163,648.09, 245,469.66 and 73,627.23

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Solution

The fourth proportional to 163,648.09, 245,469.66 and 73,627.23 is: 110,439.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,648.09 : 245,469.66 = 73,627.23 : x
  2. Step 2: Convert to fraction form
    163,648.09/245,469.66 = 73,627.23/x
  3. Step 3: Cross multiply
    163,648.09x = 245,469.66 × 73,627.23
  4. Step 4: Simplify right side
    163,648.09x = 18,073,251,114.84
  5. Step 5: Solve for x
    x = 18,073,251,114.84/163,648.09
  6. Step 6: Final answer
    x = 110,439.73

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1.5x scale

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.