Home / 67,040.10-100,596.60-27,601.20

Finding the Fourth Proportional to 67,040.10, 100,596.60 and 27,601.20

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Solution

The fourth proportional to 67,040.10, 100,596.60 and 27,601.20 is: 41,416.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,040.10 : 100,596.60 = 27,601.20 : x
  2. Step 2: Convert to fraction form
    67,040.10/100,596.60 = 27,601.20/x
  3. Step 3: Cross multiply
    67,040.10x = 100,596.60 × 27,601.20
  4. Step 4: Simplify right side
    67,040.10x = 2,776,586,875.92
  5. Step 5: Solve for x
    x = 2,776,586,875.92/67,040.10
  6. Step 6: Final answer
    x = 41,416.81

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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.