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Finding the Fourth Proportional to 32,660.74, 45,071.61 and 17,756.74

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Solution

The fourth proportional to 32,660.74, 45,071.61 and 17,756.74 is: 24,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,660.74 : 45,071.61 = 17,756.74 : x
  2. Step 2: Convert to fraction form
    32,660.74/45,071.61 = 17,756.74/x
  3. Step 3: Cross multiply
    32,660.74x = 45,071.61 × 17,756.74
  4. Step 4: Simplify right side
    32,660.74x = 800,324,860.15
  5. Step 5: Solve for x
    x = 800,324,860.15/32,660.74
  6. Step 6: Final answer
    x = 24,504.19

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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.