Home / 43,237.90-64,817.31-36,616.98

Finding the Fourth Proportional to 43,237.90, 64,817.31 and 36,616.98

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Solution

The fourth proportional to 43,237.90, 64,817.31 and 36,616.98 is: 54,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,237.90 : 64,817.31 = 36,616.98 : x
  2. Step 2: Convert to fraction form
    43,237.90/64,817.31 = 36,616.98/x
  3. Step 3: Cross multiply
    43,237.90x = 64,817.31 × 36,616.98
  4. Step 4: Simplify right side
    43,237.90x = 2,373,414,143.92
  5. Step 5: Solve for x
    x = 2,373,414,143.92/43,237.90
  6. Step 6: Final answer
    x = 54,891.98

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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.