Home / 136,237.49-204,357.38-47,490.83

Finding the Fourth Proportional to 136,237.49, 204,357.38 and 47,490.83

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Solution

The fourth proportional to 136,237.49, 204,357.38 and 47,490.83 is: 71,236.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,237.49 : 204,357.38 = 47,490.83 : x
  2. Step 2: Convert to fraction form
    136,237.49/204,357.38 = 47,490.83/x
  3. Step 3: Cross multiply
    136,237.49x = 204,357.38 × 47,490.83
  4. Step 4: Simplify right side
    136,237.49x = 9,705,100,333.58
  5. Step 5: Solve for x
    x = 9,705,100,333.58/136,237.49
  6. Step 6: Final answer
    x = 71,236.64

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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.