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Finding the Fourth Proportional to 40,432.94, 60,661.14 and 16,736.12

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Solution

The fourth proportional to 40,432.94, 60,661.14 and 16,736.12 is: 25,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,432.94 : 60,661.14 = 16,736.12 : x
  2. Step 2: Convert to fraction form
    40,432.94/60,661.14 = 16,736.12/x
  3. Step 3: Cross multiply
    40,432.94x = 60,661.14 × 16,736.12
  4. Step 4: Simplify right side
    40,432.94x = 1,015,232,118.38
  5. Step 5: Solve for x
    x = 1,015,232,118.38/40,432.94
  6. Step 6: Final answer
    x = 25,109.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.