Home / 48,849.60-73,267.20-13,792.80

Finding the Fourth Proportional to 48,849.60, 73,267.20 and 13,792.80

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Solution

The fourth proportional to 48,849.60, 73,267.20 and 13,792.80 is: 20,687.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,849.60 : 73,267.20 = 13,792.80 : x
  2. Step 2: Convert to fraction form
    48,849.60/73,267.20 = 13,792.80/x
  3. Step 3: Cross multiply
    48,849.60x = 73,267.20 × 13,792.80
  4. Step 4: Simplify right side
    48,849.60x = 1,010,559,836.16
  5. Step 5: Solve for x
    x = 1,010,559,836.16/48,849.60
  6. Step 6: Final answer
    x = 20,687.17

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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.