Home / 84,583.23-116,724.81-48,772.72

Finding the Fourth Proportional to 84,583.23, 116,724.81 and 48,772.72

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Solution

The fourth proportional to 84,583.23, 116,724.81 and 48,772.72 is: 67,306.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,583.23 : 116,724.81 = 48,772.72 : x
  2. Step 2: Convert to fraction form
    84,583.23/116,724.81 = 48,772.72/x
  3. Step 3: Cross multiply
    84,583.23x = 116,724.81 × 48,772.72
  4. Step 4: Simplify right side
    84,583.23x = 5,692,986,475.18
  5. Step 5: Solve for x
    x = 5,692,986,475.18/84,583.23
  6. Step 6: Final answer
    x = 67,306.33

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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.