Home / 31,177.20-46,765.80-25,636.80

Finding the Fourth Proportional to 31,177.20, 46,765.80 and 25,636.80

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Solution

The fourth proportional to 31,177.20, 46,765.80 and 25,636.80 is: 38,455.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,177.20 : 46,765.80 = 25,636.80 : x
  2. Step 2: Convert to fraction form
    31,177.20/46,765.80 = 25,636.80/x
  3. Step 3: Cross multiply
    31,177.20x = 46,765.80 × 25,636.80
  4. Step 4: Simplify right side
    31,177.20x = 1,198,925,461.44
  5. Step 5: Solve for x
    x = 1,198,925,461.44/31,177.20
  6. Step 6: Final answer
    x = 38,455.20

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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.