Home / 58,847.25-81,209.49-31,989.75

Finding the Fourth Proportional to 58,847.25, 81,209.49 and 31,989.75

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Solution

The fourth proportional to 58,847.25, 81,209.49 and 31,989.75 is: 44,146.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,847.25 : 81,209.49 = 31,989.75 : x
  2. Step 2: Convert to fraction form
    58,847.25/81,209.49 = 31,989.75/x
  3. Step 3: Cross multiply
    58,847.25x = 81,209.49 × 31,989.75
  4. Step 4: Simplify right side
    58,847.25x = 2,597,871,282.73
  5. Step 5: Solve for x
    x = 2,597,871,282.73/58,847.25
  6. Step 6: Final answer
    x = 44,146.01

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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.