Home / 147,692.27-203,820.03-84,034.17

Finding the Fourth Proportional to 147,692.27, 203,820.03 and 84,034.17

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Solution

The fourth proportional to 147,692.27, 203,820.03 and 84,034.17 is: 115,969.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,692.27 : 203,820.03 = 84,034.17 : x
  2. Step 2: Convert to fraction form
    147,692.27/203,820.03 = 84,034.17/x
  3. Step 3: Cross multiply
    147,692.27x = 203,820.03 × 84,034.17
  4. Step 4: Simplify right side
    147,692.27x = 17,127,847,050.43
  5. Step 5: Solve for x
    x = 17,127,847,050.43/147,692.27
  6. Step 6: Final answer
    x = 115,969.83

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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.