Home / 79,535.52-119,295.60-40,076.96

Finding the Fourth Proportional to 79,535.52, 119,295.60 and 40,076.96

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Solution

The fourth proportional to 79,535.52, 119,295.60 and 40,076.96 is: 60,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,535.52 : 119,295.60 = 40,076.96 : x
  2. Step 2: Convert to fraction form
    79,535.52/119,295.60 = 40,076.96/x
  3. Step 3: Cross multiply
    79,535.52x = 119,295.60 × 40,076.96
  4. Step 4: Simplify right side
    79,535.52x = 4,781,004,989.38
  5. Step 5: Solve for x
    x = 4,781,004,989.38/79,535.52
  6. Step 6: Final answer
    x = 60,111.57

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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.