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Finding the Fourth Proportional to 32,656.40, 45,001.32 and 23,198.48

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Solution

The fourth proportional to 32,656.40, 45,001.32 and 23,198.48 is: 31,968.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,656.40 : 45,001.32 = 23,198.48 : x
  2. Step 2: Convert to fraction form
    32,656.40/45,001.32 = 23,198.48/x
  3. Step 3: Cross multiply
    32,656.40x = 45,001.32 × 23,198.48
  4. Step 4: Simplify right side
    32,656.40x = 1,043,962,221.99
  5. Step 5: Solve for x
    x = 1,043,962,221.99/32,656.40
  6. Step 6: Final answer
    x = 31,968.07

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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.