Home / 76,372.56-114,562.08-46,771.92

Finding the Fourth Proportional to 76,372.56, 114,562.08 and 46,771.92

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Solution

The fourth proportional to 76,372.56, 114,562.08 and 46,771.92 is: 70,159.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,372.56 : 114,562.08 = 46,771.92 : x
  2. Step 2: Convert to fraction form
    76,372.56/114,562.08 = 46,771.92/x
  3. Step 3: Cross multiply
    76,372.56x = 114,562.08 × 46,771.92
  4. Step 4: Simplify right side
    76,372.56x = 5,358,288,440.79
  5. Step 5: Solve for x
    x = 5,358,288,440.79/76,372.56
  6. Step 6: Final answer
    x = 70,159.86

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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.