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Finding the Fourth Proportional to 40,642.44, 60,957.50 and 11,062.58

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Solution

The fourth proportional to 40,642.44, 60,957.50 and 11,062.58 is: 16,592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,642.44 : 60,957.50 = 11,062.58 : x
  2. Step 2: Convert to fraction form
    40,642.44/60,957.50 = 11,062.58/x
  3. Step 3: Cross multiply
    40,642.44x = 60,957.50 × 11,062.58
  4. Step 4: Simplify right side
    40,642.44x = 674,347,220.35
  5. Step 5: Solve for x
    x = 674,347,220.35/40,642.44
  6. Step 6: Final answer
    x = 16,592.19

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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.