Home / 101,935.98-140,692.35-58,917.30

Finding the Fourth Proportional to 101,935.98, 140,692.35 and 58,917.30

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Solution

The fourth proportional to 101,935.98, 140,692.35 and 58,917.30 is: 81,317.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,935.98 : 140,692.35 = 58,917.30 : x
  2. Step 2: Convert to fraction form
    101,935.98/140,692.35 = 58,917.30/x
  3. Step 3: Cross multiply
    101,935.98x = 140,692.35 × 58,917.30
  4. Step 4: Simplify right side
    101,935.98x = 8,289,213,392.66
  5. Step 5: Solve for x
    x = 8,289,213,392.66/101,935.98
  6. Step 6: Final answer
    x = 81,317.84

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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.