Home / 76,600.17-114,921.86-37,158.57

Finding the Fourth Proportional to 76,600.17, 114,921.86 and 37,158.57

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Solution

The fourth proportional to 76,600.17, 114,921.86 and 37,158.57 is: 55,748.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,600.17 : 114,921.86 = 37,158.57 : x
  2. Step 2: Convert to fraction form
    76,600.17/114,921.86 = 37,158.57/x
  3. Step 3: Cross multiply
    76,600.17x = 114,921.86 × 37,158.57
  4. Step 4: Simplify right side
    76,600.17x = 4,270,331,793.55
  5. Step 5: Solve for x
    x = 4,270,331,793.55/76,600.17
  6. Step 6: Final answer
    x = 55,748.33

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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.