Home / 57,186.52-85,684.93-40,463.66

Finding the Fourth Proportional to 57,186.52, 85,684.93 and 40,463.66

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Solution

The fourth proportional to 57,186.52, 85,684.93 and 40,463.66 is: 60,628.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,186.52 : 85,684.93 = 40,463.66 : x
  2. Step 2: Convert to fraction form
    57,186.52/85,684.93 = 40,463.66/x
  3. Step 3: Cross multiply
    57,186.52x = 85,684.93 × 40,463.66
  4. Step 4: Simplify right side
    57,186.52x = 3,467,125,874.64
  5. Step 5: Solve for x
    x = 3,467,125,874.64/57,186.52
  6. Step 6: Final answer
    x = 60,628.38

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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.