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Finding the Fourth Proportional to 40,482.40, 60,723.60 and 29,336.80

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Solution

The fourth proportional to 40,482.40, 60,723.60 and 29,336.80 is: 44,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,482.40 : 60,723.60 = 29,336.80 : x
  2. Step 2: Convert to fraction form
    40,482.40/60,723.60 = 29,336.80/x
  3. Step 3: Cross multiply
    40,482.40x = 60,723.60 × 29,336.80
  4. Step 4: Simplify right side
    40,482.40x = 1,781,436,108.48
  5. Step 5: Solve for x
    x = 1,781,436,108.48/40,482.40
  6. Step 6: Final answer
    x = 44,005.20

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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.