Home / 129,692.60-194,625.30-59,535.80

Finding the Fourth Proportional to 129,692.60, 194,625.30 and 59,535.80

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Solution

The fourth proportional to 129,692.60, 194,625.30 and 59,535.80 is: 89,343.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,692.60 : 194,625.30 = 59,535.80 : x
  2. Step 2: Convert to fraction form
    129,692.60/194,625.30 = 59,535.80/x
  3. Step 3: Cross multiply
    129,692.60x = 194,625.30 × 59,535.80
  4. Step 4: Simplify right side
    129,692.60x = 11,587,172,935.74
  5. Step 5: Solve for x
    x = 11,587,172,935.74/129,692.60
  6. Step 6: Final answer
    x = 89,343.36

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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.