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Finding the Fourth Proportional to 40,177, 60,187.05 and 19,087.02

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Solution

The fourth proportional to 40,177, 60,187.05 and 19,087.02 is: 28,593.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,177 : 60,187.05 = 19,087.02 : x
  2. Step 2: Convert to fraction form
    40,177/60,187.05 = 19,087.02/x
  3. Step 3: Cross multiply
    40,177x = 60,187.05 × 19,087.02
  4. Step 4: Simplify right side
    40,177x = 1,148,791,427.09
  5. Step 5: Solve for x
    x = 1,148,791,427.09/40,177
  6. Step 6: Final answer
    x = 28,593.26

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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.