Home / 66,773.36-92,148.30-36,558.16

Finding the Fourth Proportional to 66,773.36, 92,148.30 and 36,558.16

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Solution

The fourth proportional to 66,773.36, 92,148.30 and 36,558.16 is: 50,450.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,773.36 : 92,148.30 = 36,558.16 : x
  2. Step 2: Convert to fraction form
    66,773.36/92,148.30 = 36,558.16/x
  3. Step 3: Cross multiply
    66,773.36x = 92,148.30 × 36,558.16
  4. Step 4: Simplify right side
    66,773.36x = 3,368,772,064.76
  5. Step 5: Solve for x
    x = 3,368,772,064.76/66,773.36
  6. Step 6: Final answer
    x = 50,450.84

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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.