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Finding the Fourth Proportional to 32,991.30, 45,527.13 and 17,883.30

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Solution

The fourth proportional to 32,991.30, 45,527.13 and 17,883.30 is: 24,678.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,991.30 : 45,527.13 = 17,883.30 : x
  2. Step 2: Convert to fraction form
    32,991.30/45,527.13 = 17,883.30/x
  3. Step 3: Cross multiply
    32,991.30x = 45,527.13 × 17,883.30
  4. Step 4: Simplify right side
    32,991.30x = 814,175,323.93
  5. Step 5: Solve for x
    x = 814,175,323.93/32,991.30
  6. Step 6: Final answer
    x = 24,678.49

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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.