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Finding the Fourth Proportional to 163,480.88, 245,222.12 and 49,629.68

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Solution

The fourth proportional to 163,480.88, 245,222.12 and 49,629.68 is: 74,444.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,480.88 : 245,222.12 = 49,629.68 : x
  2. Step 2: Convert to fraction form
    163,480.88/245,222.12 = 49,629.68/x
  3. Step 3: Cross multiply
    163,480.88x = 245,222.12 × 49,629.68
  4. Step 4: Simplify right side
    163,480.88x = 12,170,295,344.52
  5. Step 5: Solve for x
    x = 12,170,295,344.52/163,480.88
  6. Step 6: Final answer
    x = 74,444.76

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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.