Home / 76,177.83-114,441.96-53,740.17

Finding the Fourth Proportional to 76,177.83, 114,441.96 and 53,740.17

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Solution

The fourth proportional to 76,177.83, 114,441.96 and 53,740.17 is: 80,733.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,177.83 : 114,441.96 = 53,740.17 : x
  2. Step 2: Convert to fraction form
    76,177.83/114,441.96 = 53,740.17/x
  3. Step 3: Cross multiply
    76,177.83x = 114,441.96 × 53,740.17
  4. Step 4: Simplify right side
    76,177.83x = 6,150,130,385.53
  5. Step 5: Solve for x
    x = 6,150,130,385.53/76,177.83
  6. Step 6: Final answer
    x = 80,733.86

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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.