Home / 68,531.77-102,821.00-36,944.89

Finding the Fourth Proportional to 68,531.77, 102,821.00 and 36,944.89

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Solution

The fourth proportional to 68,531.77, 102,821.00 and 36,944.89 is: 55,429.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,531.77 : 102,821.00 = 36,944.89 : x
  2. Step 2: Convert to fraction form
    68,531.77/102,821.00 = 36,944.89/x
  3. Step 3: Cross multiply
    68,531.77x = 102,821.00 × 36,944.89
  4. Step 4: Simplify right side
    68,531.77x = 3,798,710,026.25
  5. Step 5: Solve for x
    x = 3,798,710,026.25/68,531.77
  6. Step 6: Final answer
    x = 55,429.91

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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.