Home / 67,716.73-93,464.64-45,056.68

Finding the Fourth Proportional to 67,716.73, 93,464.64 and 45,056.68

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Solution

The fourth proportional to 67,716.73, 93,464.64 and 45,056.68 is: 62,188.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,716.73 : 93,464.64 = 45,056.68 : x
  2. Step 2: Convert to fraction form
    67,716.73/93,464.64 = 45,056.68/x
  3. Step 3: Cross multiply
    67,716.73x = 93,464.64 × 45,056.68
  4. Step 4: Simplify right side
    67,716.73x = 4,211,206,142.13
  5. Step 5: Solve for x
    x = 4,211,206,142.13/67,716.73
  6. Step 6: Final answer
    x = 62,188.56

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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.