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Finding the Fourth Proportional to 32,651.84, 45,058.20 and 18,503.84

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Solution

The fourth proportional to 32,651.84, 45,058.20 and 18,503.84 is: 25,534.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,651.84 : 45,058.20 = 18,503.84 : x
  2. Step 2: Convert to fraction form
    32,651.84/45,058.20 = 18,503.84/x
  3. Step 3: Cross multiply
    32,651.84x = 45,058.20 × 18,503.84
  4. Step 4: Simplify right side
    32,651.84x = 833,749,723.49
  5. Step 5: Solve for x
    x = 833,749,723.49/32,651.84
  6. Step 6: Final answer
    x = 25,534.54

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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.