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Finding the Fourth Proportional to 40,662.70, 60,994.05 and 26,710.90

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Solution

The fourth proportional to 40,662.70, 60,994.05 and 26,710.90 is: 40,066.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,662.70 : 60,994.05 = 26,710.90 : x
  2. Step 2: Convert to fraction form
    40,662.70/60,994.05 = 26,710.90/x
  3. Step 3: Cross multiply
    40,662.70x = 60,994.05 × 26,710.90
  4. Step 4: Simplify right side
    40,662.70x = 1,629,205,970.15
  5. Step 5: Solve for x
    x = 1,629,205,970.15/40,662.70
  6. Step 6: Final answer
    x = 40,066.35

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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.