Home / 133,488.90-200,228.15-49,212.60

Finding the Fourth Proportional to 133,488.90, 200,228.15 and 49,212.60

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Solution

The fourth proportional to 133,488.90, 200,228.15 and 49,212.60 is: 73,816.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,488.90 : 200,228.15 = 49,212.60 : x
  2. Step 2: Convert to fraction form
    133,488.90/200,228.15 = 49,212.60/x
  3. Step 3: Cross multiply
    133,488.90x = 200,228.15 × 49,212.60
  4. Step 4: Simplify right side
    133,488.90x = 9,853,747,854.69
  5. Step 5: Solve for x
    x = 9,853,747,854.69/133,488.90
  6. Step 6: Final answer
    x = 73,816.98

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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.