Home / 125,202.72-187,834.88-36,457.05

Finding the Fourth Proportional to 125,202.72, 187,834.88 and 36,457.05

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Solution

The fourth proportional to 125,202.72, 187,834.88 and 36,457.05 is: 54,694.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,202.72 : 187,834.88 = 36,457.05 : x
  2. Step 2: Convert to fraction form
    125,202.72/187,834.88 = 36,457.05/x
  3. Step 3: Cross multiply
    125,202.72x = 187,834.88 × 36,457.05
  4. Step 4: Simplify right side
    125,202.72x = 6,847,905,611.90
  5. Step 5: Solve for x
    x = 6,847,905,611.90/125,202.72
  6. Step 6: Final answer
    x = 54,694.54

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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.