Home / 183,814.40-275,883.60-108,840.80

Finding the Fourth Proportional to 183,814.40, 275,883.60 and 108,840.80

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Solution

The fourth proportional to 183,814.40, 275,883.60 and 108,840.80 is: 163,357.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,814.40 : 275,883.60 = 108,840.80 : x
  2. Step 2: Convert to fraction form
    183,814.40/275,883.60 = 108,840.80/x
  3. Step 3: Cross multiply
    183,814.40x = 275,883.60 × 108,840.80
  4. Step 4: Simplify right side
    183,814.40x = 30,027,391,730.88
  5. Step 5: Solve for x
    x = 30,027,391,730.88/183,814.40
  6. Step 6: Final answer
    x = 163,357.12

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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.