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Finding the Fourth Proportional to 32,792.65, 45,253.57 and 18,645.50

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Solution

The fourth proportional to 32,792.65, 45,253.57 and 18,645.50 is: 25,730.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,792.65 : 45,253.57 = 18,645.50 : x
  2. Step 2: Convert to fraction form
    32,792.65/45,253.57 = 18,645.50/x
  3. Step 3: Cross multiply
    32,792.65x = 45,253.57 × 18,645.50
  4. Step 4: Simplify right side
    32,792.65x = 843,775,278.85
  5. Step 5: Solve for x
    x = 843,775,278.85/32,792.65
  6. Step 6: Final answer
    x = 25,730.62

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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.