Home / 204,027.10-306,040.65-144,540.70

Finding the Fourth Proportional to 204,027.10, 306,040.65 and 144,540.70

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Solution

The fourth proportional to 204,027.10, 306,040.65 and 144,540.70 is: 216,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,027.10 : 306,040.65 = 144,540.70 : x
  2. Step 2: Convert to fraction form
    204,027.10/306,040.65 = 144,540.70/x
  3. Step 3: Cross multiply
    204,027.10x = 306,040.65 × 144,540.70
  4. Step 4: Simplify right side
    204,027.10x = 44,235,329,779.46
  5. Step 5: Solve for x
    x = 44,235,329,779.46/204,027.10
  6. Step 6: Final answer
    x = 216,811.05

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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.