Home / 66,194.89-99,236.35-28,726.62

Finding the Fourth Proportional to 66,194.89, 99,236.35 and 28,726.62

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Solution

The fourth proportional to 66,194.89, 99,236.35 and 28,726.62 is: 43,065.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,194.89 : 99,236.35 = 28,726.62 : x
  2. Step 2: Convert to fraction form
    66,194.89/99,236.35 = 28,726.62/x
  3. Step 3: Cross multiply
    66,194.89x = 99,236.35 × 28,726.62
  4. Step 4: Simplify right side
    66,194.89x = 2,850,724,580.41
  5. Step 5: Solve for x
    x = 2,850,724,580.41/66,194.89
  6. Step 6: Final answer
    x = 43,065.63

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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.