Home / 67,237.70-92,760.21-40,008.36

Finding the Fourth Proportional to 67,237.70, 92,760.21 and 40,008.36

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Solution

The fourth proportional to 67,237.70, 92,760.21 and 40,008.36 is: 55,194.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,237.70 : 92,760.21 = 40,008.36 : x
  2. Step 2: Convert to fraction form
    67,237.70/92,760.21 = 40,008.36/x
  3. Step 3: Cross multiply
    67,237.70x = 92,760.21 × 40,008.36
  4. Step 4: Simplify right side
    67,237.70x = 3,711,184,335.73
  5. Step 5: Solve for x
    x = 3,711,184,335.73/67,237.70
  6. Step 6: Final answer
    x = 55,194.99

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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.