Home / 136,321.21-204,450.02-52,050.43

Finding the Fourth Proportional to 136,321.21, 204,450.02 and 52,050.43

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Solution

The fourth proportional to 136,321.21, 204,450.02 and 52,050.43 is: 78,063.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,321.21 : 204,450.02 = 52,050.43 : x
  2. Step 2: Convert to fraction form
    136,321.21/204,450.02 = 52,050.43/x
  3. Step 3: Cross multiply
    136,321.21x = 204,450.02 × 52,050.43
  4. Step 4: Simplify right side
    136,321.21x = 10,641,711,454.51
  5. Step 5: Solve for x
    x = 10,641,711,454.51/136,321.21
  6. Step 6: Final answer
    x = 78,063.50

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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.