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Finding the Fourth Proportional to 40,520.88, 60,783.66 and 10,941.10

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Solution

The fourth proportional to 40,520.88, 60,783.66 and 10,941.10 is: 16,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,520.88 : 60,783.66 = 10,941.10 : x
  2. Step 2: Convert to fraction form
    40,520.88/60,783.66 = 10,941.10/x
  3. Step 3: Cross multiply
    40,520.88x = 60,783.66 × 10,941.10
  4. Step 4: Simplify right side
    40,520.88x = 665,039,950.47
  5. Step 5: Solve for x
    x = 665,039,950.47/40,520.88
  6. Step 6: Final answer
    x = 16,412.28

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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.