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Finding the Fourth Proportional to 79,160.80, 118,575.60 and 37,076.80

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Solution

The fourth proportional to 79,160.80, 118,575.60 and 37,076.80 is: 55,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,160.80 : 118,575.60 = 37,076.80 : x
  2. Step 2: Convert to fraction form
    79,160.80/118,575.60 = 37,076.80/x
  3. Step 3: Cross multiply
    79,160.80x = 118,575.60 × 37,076.80
  4. Step 4: Simplify right side
    79,160.80x = 4,396,403,806.08
  5. Step 5: Solve for x
    x = 4,396,403,806.08/79,160.80
  6. Step 6: Final answer
    x = 55,537.64

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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.