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Finding the Fourth Proportional to 73,257.95, 101,091.08 and 40,986.97

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Solution

The fourth proportional to 73,257.95, 101,091.08 and 40,986.97 is: 56,559.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,257.95 : 101,091.08 = 40,986.97 : x
  2. Step 2: Convert to fraction form
    73,257.95/101,091.08 = 40,986.97/x
  3. Step 3: Cross multiply
    73,257.95x = 101,091.08 × 40,986.97
  4. Step 4: Simplify right side
    73,257.95x = 4,143,417,404.77
  5. Step 5: Solve for x
    x = 4,143,417,404.77/73,257.95
  6. Step 6: Final answer
    x = 56,559.29

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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.