Home / 106,945.96-147,583.63-59,198.28

Finding the Fourth Proportional to 106,945.96, 147,583.63 and 59,198.28

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Solution

The fourth proportional to 106,945.96, 147,583.63 and 59,198.28 is: 81,692.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,945.96 : 147,583.63 = 59,198.28 : x
  2. Step 2: Convert to fraction form
    106,945.96/147,583.63 = 59,198.28/x
  3. Step 3: Cross multiply
    106,945.96x = 147,583.63 × 59,198.28
  4. Step 4: Simplify right side
    106,945.96x = 8,736,697,052.16
  5. Step 5: Solve for x
    x = 8,736,697,052.16/106,945.96
  6. Step 6: Final answer
    x = 81,692.63

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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.