Home / 208,331.95-312,516.38-58,573.54

Finding the Fourth Proportional to 208,331.95, 312,516.38 and 58,573.54

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Solution

The fourth proportional to 208,331.95, 312,516.38 and 58,573.54 is: 87,865.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,331.95 : 312,516.38 = 58,573.54 : x
  2. Step 2: Convert to fraction form
    208,331.95/312,516.38 = 58,573.54/x
  3. Step 3: Cross multiply
    208,331.95x = 312,516.38 × 58,573.54
  4. Step 4: Simplify right side
    208,331.95x = 18,305,191,917.46
  5. Step 5: Solve for x
    x = 18,305,191,917.46/208,331.95
  6. Step 6: Final answer
    x = 87,865.50

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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.