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Finding the Fourth Proportional to 63,165.60, 87,179.76 and 37,673.52

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Solution

The fourth proportional to 63,165.60, 87,179.76 and 37,673.52 is: 51,996.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,165.60 : 87,179.76 = 37,673.52 : x
  2. Step 2: Convert to fraction form
    63,165.60/87,179.76 = 37,673.52/x
  3. Step 3: Cross multiply
    63,165.60x = 87,179.76 × 37,673.52
  4. Step 4: Simplify right side
    63,165.60x = 3,284,368,431.96
  5. Step 5: Solve for x
    x = 3,284,368,431.96/63,165.60
  6. Step 6: Final answer
    x = 51,996.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.