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Finding the Fourth Proportional to 32,625.54, 48,954.51 and 12,918.24

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Solution

The fourth proportional to 32,625.54, 48,954.51 and 12,918.24 is: 19,383.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,625.54 : 48,954.51 = 12,918.24 : x
  2. Step 2: Convert to fraction form
    32,625.54/48,954.51 = 12,918.24/x
  3. Step 3: Cross multiply
    32,625.54x = 48,954.51 × 12,918.24
  4. Step 4: Simplify right side
    32,625.54x = 632,406,109.26
  5. Step 5: Solve for x
    x = 632,406,109.26/32,625.54
  6. Step 6: Final answer
    x = 19,383.77

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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.