Home / 147,730.77-203,817.87-84,052.62

Finding the Fourth Proportional to 147,730.77, 203,817.87 and 84,052.62

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Solution

The fourth proportional to 147,730.77, 203,817.87 and 84,052.62 is: 115,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,730.77 : 203,817.87 = 84,052.62 : x
  2. Step 2: Convert to fraction form
    147,730.77/203,817.87 = 84,052.62/x
  3. Step 3: Cross multiply
    147,730.77x = 203,817.87 × 84,052.62
  4. Step 4: Simplify right side
    147,730.77x = 17,131,425,976.32
  5. Step 5: Solve for x
    x = 17,131,425,976.32/147,730.77
  6. Step 6: Final answer
    x = 115,963.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.