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Finding the Fourth Proportional to 32,901.64, 45,394.50 and 18,753.64

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Solution

The fourth proportional to 32,901.64, 45,394.50 and 18,753.64 is: 25,874.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,901.64 : 45,394.50 = 18,753.64 : x
  2. Step 2: Convert to fraction form
    32,901.64/45,394.50 = 18,753.64/x
  3. Step 3: Cross multiply
    32,901.64x = 45,394.50 × 18,753.64
  4. Step 4: Simplify right side
    32,901.64x = 851,312,110.98
  5. Step 5: Solve for x
    x = 851,312,110.98/32,901.64
  6. Step 6: Final answer
    x = 25,874.46

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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.