Home / 305,928.80-458,893.20-95,566.96

Finding the Fourth Proportional to 305,928.80, 458,893.20 and 95,566.96

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Solution

The fourth proportional to 305,928.80, 458,893.20 and 95,566.96 is: 143,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,928.80 : 458,893.20 = 95,566.96 : x
  2. Step 2: Convert to fraction form
    305,928.80/458,893.20 = 95,566.96/x
  3. Step 3: Cross multiply
    305,928.80x = 458,893.20 × 95,566.96
  4. Step 4: Simplify right side
    305,928.80x = 43,855,028,088.67
  5. Step 5: Solve for x
    x = 43,855,028,088.67/305,928.80
  6. Step 6: Final answer
    x = 143,350.44

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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.