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Finding the Fourth Proportional to 32,703.35, 45,125.91 and 18,363.92

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Solution

The fourth proportional to 32,703.35, 45,125.91 and 18,363.92 is: 25,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,703.35 : 45,125.91 = 18,363.92 : x
  2. Step 2: Convert to fraction form
    32,703.35/45,125.91 = 18,363.92/x
  3. Step 3: Cross multiply
    32,703.35x = 45,125.91 × 18,363.92
  4. Step 4: Simplify right side
    32,703.35x = 828,688,375.54
  5. Step 5: Solve for x
    x = 828,688,375.54/32,703.35
  6. Step 6: Final answer
    x = 25,339.56

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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.