Home / 48,828.80-73,243.20-29,145.80

Finding the Fourth Proportional to 48,828.80, 73,243.20 and 29,145.80

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Solution

The fourth proportional to 48,828.80, 73,243.20 and 29,145.80 is: 43,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,828.80 : 73,243.20 = 29,145.80 : x
  2. Step 2: Convert to fraction form
    48,828.80/73,243.20 = 29,145.80/x
  3. Step 3: Cross multiply
    48,828.80x = 73,243.20 × 29,145.80
  4. Step 4: Simplify right side
    48,828.80x = 2,134,731,658.56
  5. Step 5: Solve for x
    x = 2,134,731,658.56/48,828.80
  6. Step 6: Final answer
    x = 43,718.70

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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.