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Finding the Fourth Proportional to 40,323.71, 60,485.49 and 10,741.63

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Solution

The fourth proportional to 40,323.71, 60,485.49 and 10,741.63 is: 16,112.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,323.71 : 60,485.49 = 10,741.63 : x
  2. Step 2: Convert to fraction form
    40,323.71/60,485.49 = 10,741.63/x
  3. Step 3: Cross multiply
    40,323.71x = 60,485.49 × 10,741.63
  4. Step 4: Simplify right side
    40,323.71x = 649,712,753.95
  5. Step 5: Solve for x
    x = 649,712,753.95/40,323.71
  6. Step 6: Final answer
    x = 16,112.43

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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.