Home / 67,723.57-93,459.21-40,860.88

Finding the Fourth Proportional to 67,723.57, 93,459.21 and 40,860.88

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Solution

The fourth proportional to 67,723.57, 93,459.21 and 40,860.88 is: 56,388.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,723.57 : 93,459.21 = 40,860.88 : x
  2. Step 2: Convert to fraction form
    67,723.57/93,459.21 = 40,860.88/x
  3. Step 3: Cross multiply
    67,723.57x = 93,459.21 × 40,860.88
  4. Step 4: Simplify right side
    67,723.57x = 3,818,825,564.70
  5. Step 5: Solve for x
    x = 3,818,825,564.70/67,723.57
  6. Step 6: Final answer
    x = 56,388.43

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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.