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Finding the Fourth Proportional to 32,699.92, 45,124.56 and 18,552.48

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Solution

The fourth proportional to 32,699.92, 45,124.56 and 18,552.48 is: 25,601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,699.92 : 45,124.56 = 18,552.48 : x
  2. Step 2: Convert to fraction form
    32,699.92/45,124.56 = 18,552.48/x
  3. Step 3: Cross multiply
    32,699.92x = 45,124.56 × 18,552.48
  4. Step 4: Simplify right side
    32,699.92x = 837,172,496.91
  5. Step 5: Solve for x
    x = 837,172,496.91/32,699.92
  6. Step 6: Final answer
    x = 25,601.67

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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.