Home / 208,004.63-312,006.92-58,267.08

Finding the Fourth Proportional to 208,004.63, 312,006.92 and 58,267.08

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Solution

The fourth proportional to 208,004.63, 312,006.92 and 58,267.08 is: 87,400.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,004.63 : 312,006.92 = 58,267.08 : x
  2. Step 2: Convert to fraction form
    208,004.63/312,006.92 = 58,267.08/x
  3. Step 3: Cross multiply
    208,004.63x = 312,006.92 × 58,267.08
  4. Step 4: Simplify right side
    208,004.63x = 18,179,731,876.86
  5. Step 5: Solve for x
    x = 18,179,731,876.86/208,004.63
  6. Step 6: Final answer
    x = 87,400.61

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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.