Home / 49,287.80-73,931.70-14,228.60

Finding the Fourth Proportional to 49,287.80, 73,931.70 and 14,228.60

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Solution

The fourth proportional to 49,287.80, 73,931.70 and 14,228.60 is: 21,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,287.80 : 73,931.70 = 14,228.60 : x
  2. Step 2: Convert to fraction form
    49,287.80/73,931.70 = 14,228.60/x
  3. Step 3: Cross multiply
    49,287.80x = 73,931.70 × 14,228.60
  4. Step 4: Simplify right side
    49,287.80x = 1,051,944,586.62
  5. Step 5: Solve for x
    x = 1,051,944,586.62/49,287.80
  6. Step 6: Final answer
    x = 21,342.90

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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.