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Finding the Fourth Proportional to 32,537.72, 48,810.24 and 12,813.68

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Solution

The fourth proportional to 32,537.72, 48,810.24 and 12,813.68 is: 19,221.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,537.72 : 48,810.24 = 12,813.68 : x
  2. Step 2: Convert to fraction form
    32,537.72/48,810.24 = 12,813.68/x
  3. Step 3: Cross multiply
    32,537.72x = 48,810.24 × 12,813.68
  4. Step 4: Simplify right side
    32,537.72x = 625,438,796.08
  5. Step 5: Solve for x
    x = 625,438,796.08/32,537.72
  6. Step 6: Final answer
    x = 19,221.96

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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.