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Finding the Fourth Proportional to 32,703.75, 45,131.18 and 17,799.75

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Solution

The fourth proportional to 32,703.75, 45,131.18 and 17,799.75 is: 24,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,703.75 : 45,131.18 = 17,799.75 : x
  2. Step 2: Convert to fraction form
    32,703.75/45,131.18 = 17,799.75/x
  3. Step 3: Cross multiply
    32,703.75x = 45,131.18 × 17,799.75
  4. Step 4: Simplify right side
    32,703.75x = 803,323,721.21
  5. Step 5: Solve for x
    x = 803,323,721.21/32,703.75
  6. Step 6: Final answer
    x = 24,563.66

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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.