Home / 204,624.30-307,592.55-145,866.90

Finding the Fourth Proportional to 204,624.30, 307,592.55 and 145,866.90

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Solution

The fourth proportional to 204,624.30, 307,592.55 and 145,866.90 is: 219,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,624.30 : 307,592.55 = 145,866.90 : x
  2. Step 2: Convert to fraction form
    204,624.30/307,592.55 = 145,866.90/x
  3. Step 3: Cross multiply
    204,624.30x = 307,592.55 × 145,866.90
  4. Step 4: Simplify right side
    204,624.30x = 44,867,571,731.60
  5. Step 5: Solve for x
    x = 44,867,571,731.60/204,624.30
  6. Step 6: Final answer
    x = 219,268.05

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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.