Home / 51,152.50-70,558.86-29,917.54

Finding the Fourth Proportional to 51,152.50, 70,558.86 and 29,917.54

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Solution

The fourth proportional to 51,152.50, 70,558.86 and 29,917.54 is: 41,267.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,152.50 : 70,558.86 = 29,917.54 : x
  2. Step 2: Convert to fraction form
    51,152.50/70,558.86 = 29,917.54/x
  3. Step 3: Cross multiply
    51,152.50x = 70,558.86 × 29,917.54
  4. Step 4: Simplify right side
    51,152.50x = 2,110,947,516.40
  5. Step 5: Solve for x
    x = 2,110,947,516.40/51,152.50
  6. Step 6: Final answer
    x = 41,267.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.