Home / 55,006.60-82,542.30-36,340.60

Finding the Fourth Proportional to 55,006.60, 82,542.30 and 36,340.60

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Solution

The fourth proportional to 55,006.60, 82,542.30 and 36,340.60 is: 54,532.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,006.60 : 82,542.30 = 36,340.60 : x
  2. Step 2: Convert to fraction form
    55,006.60/82,542.30 = 36,340.60/x
  3. Step 3: Cross multiply
    55,006.60x = 82,542.30 × 36,340.60
  4. Step 4: Simplify right side
    55,006.60x = 2,999,636,707.38
  5. Step 5: Solve for x
    x = 2,999,636,707.38/55,006.60
  6. Step 6: Final answer
    x = 54,532.31

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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.