Home / 66,962.56-92,355.60-43,091.68

Finding the Fourth Proportional to 66,962.56, 92,355.60 and 43,091.68

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Solution

The fourth proportional to 66,962.56, 92,355.60 and 43,091.68 is: 59,432.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,962.56 : 92,355.60 = 43,091.68 : x
  2. Step 2: Convert to fraction form
    66,962.56/92,355.60 = 43,091.68/x
  3. Step 3: Cross multiply
    66,962.56x = 92,355.60 × 43,091.68
  4. Step 4: Simplify right side
    66,962.56x = 3,979,757,961.41
  5. Step 5: Solve for x
    x = 3,979,757,961.41/66,962.56
  6. Step 6: Final answer
    x = 59,432.58

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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.