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Finding the Fourth Proportional to 40,777, 56,274.06 and 22,873.66

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Solution

The fourth proportional to 40,777, 56,274.06 and 22,873.66 is: 31,566.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,777 : 56,274.06 = 22,873.66 : x
  2. Step 2: Convert to fraction form
    40,777/56,274.06 = 22,873.66/x
  3. Step 3: Cross multiply
    40,777x = 56,274.06 × 22,873.66
  4. Step 4: Simplify right side
    40,777x = 1,287,193,715.26
  5. Step 5: Solve for x
    x = 1,287,193,715.26/40,777
  6. Step 6: Final answer
    x = 31,566.66

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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.