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Finding the Fourth Proportional to 32,777.58, 45,233.08 and 18,630.06

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Solution

The fourth proportional to 32,777.58, 45,233.08 and 18,630.06 is: 25,709.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,777.58 : 45,233.08 = 18,630.06 : x
  2. Step 2: Convert to fraction form
    32,777.58/45,233.08 = 18,630.06/x
  3. Step 3: Cross multiply
    32,777.58x = 45,233.08 × 18,630.06
  4. Step 4: Simplify right side
    32,777.58x = 842,694,994.38
  5. Step 5: Solve for x
    x = 842,694,994.38/32,777.58
  6. Step 6: Final answer
    x = 25,709.49

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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.