Home / 185,003.46-277,335.09-66,645.86

Finding the Fourth Proportional to 185,003.46, 277,335.09 and 66,645.86

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Solution

The fourth proportional to 185,003.46, 277,335.09 and 66,645.86 is: 99,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,003.46 : 277,335.09 = 66,645.86 : x
  2. Step 2: Convert to fraction form
    185,003.46/277,335.09 = 66,645.86/x
  3. Step 3: Cross multiply
    185,003.46x = 277,335.09 × 66,645.86
  4. Step 4: Simplify right side
    185,003.46x = 18,483,235,054.50
  5. Step 5: Solve for x
    x = 18,483,235,054.50/185,003.46
  6. Step 6: Final answer
    x = 99,907.51

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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.