Home / 122,200.30-183,166.80-43,273.90

Finding the Fourth Proportional to 122,200.30, 183,166.80 and 43,273.90

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Solution

The fourth proportional to 122,200.30, 183,166.80 and 43,273.90 is: 64,863.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,200.30 : 183,166.80 = 43,273.90 : x
  2. Step 2: Convert to fraction form
    122,200.30/183,166.80 = 43,273.90/x
  3. Step 3: Cross multiply
    122,200.30x = 183,166.80 × 43,273.90
  4. Step 4: Simplify right side
    122,200.30x = 7,926,341,786.52
  5. Step 5: Solve for x
    x = 7,926,341,786.52/122,200.30
  6. Step 6: Final answer
    x = 64,863.52

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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.