Home / 57,153.54-85,861.89-40,554.66

Finding the Fourth Proportional to 57,153.54, 85,861.89 and 40,554.66

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Solution

The fourth proportional to 57,153.54, 85,861.89 and 40,554.66 is: 60,925.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,153.54 : 85,861.89 = 40,554.66 : x
  2. Step 2: Convert to fraction form
    57,153.54/85,861.89 = 40,554.66/x
  3. Step 3: Cross multiply
    57,153.54x = 85,861.89 × 40,554.66
  4. Step 4: Simplify right side
    57,153.54x = 3,482,099,755.91
  5. Step 5: Solve for x
    x = 3,482,099,755.91/57,153.54
  6. Step 6: Final answer
    x = 60,925.36

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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.