Home / 76,627.86-114,946.11-23,321.58

Finding the Fourth Proportional to 76,627.86, 114,946.11 and 23,321.58

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Solution

The fourth proportional to 76,627.86, 114,946.11 and 23,321.58 is: 34,983.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,627.86 : 114,946.11 = 23,321.58 : x
  2. Step 2: Convert to fraction form
    76,627.86/114,946.11 = 23,321.58/x
  3. Step 3: Cross multiply
    76,627.86x = 114,946.11 × 23,321.58
  4. Step 4: Simplify right side
    76,627.86x = 2,680,724,900.05
  5. Step 5: Solve for x
    x = 2,680,724,900.05/76,627.86
  6. Step 6: Final answer
    x = 34,983.68

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1.5x scale

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.