Home / 48,260.40-72,399.71-18,283.61

Finding the Fourth Proportional to 48,260.40, 72,399.71 and 18,283.61

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Solution

The fourth proportional to 48,260.40, 72,399.71 and 18,283.61 is: 27,428.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,260.40 : 72,399.71 = 18,283.61 : x
  2. Step 2: Convert to fraction form
    48,260.40/72,399.71 = 18,283.61/x
  3. Step 3: Cross multiply
    48,260.40x = 72,399.71 × 18,283.61
  4. Step 4: Simplify right side
    48,260.40x = 1,323,727,982.68
  5. Step 5: Solve for x
    x = 1,323,727,982.68/48,260.40
  6. Step 6: Final answer
    x = 27,428.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.